[INFO] fetching crate catj 0.2.0...
[INFO] testing catj-0.2.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate catj 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate catj 0.2.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate catj 0.2.0
[INFO] finished tweaking crates.io crate catj 0.2.0
[INFO] tweaked toml for crates.io crate catj 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate catj 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded path-dedot v3.0.18
[INFO] [stderr]   Downloaded path-absolutize v3.0.14
[INFO] [stderr]   Downloaded cgroups-rs v0.3.0
[INFO] [stderr]   Downloaded flexi_logger v0.24.2
[INFO] [stderr]   Downloaded libc-stdhandle v0.1.0
[INFO] [stderr]   Downloaded remove_dir_all v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9eadf8444afaadfadf47de347694f373078102185cdec124f20af418ab547f5f
[INFO] running `Command { std: "docker" "start" "-a" "9eadf8444afaadfadf47de347694f373078102185cdec124f20af418ab547f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9eadf8444afaadfadf47de347694f373078102185cdec124f20af418ab547f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eadf8444afaadfadf47de347694f373078102185cdec124f20af418ab547f5f", kill_on_drop: false }`
[INFO] [stdout] 9eadf8444afaadfadf47de347694f373078102185cdec124f20af418ab547f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bd64508487c0fc8893b65fec5cf86262ad333397e79d2ec50fe962056e6e7bd
[INFO] running `Command { std: "docker" "start" "-a" "4bd64508487c0fc8893b65fec5cf86262ad333397e79d2ec50fe962056e6e7bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling libc-stdhandle v0.1.0
[INFO] [stderr]    Compiling path-dedot v3.0.18
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling path-absolutize v3.0.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.7.0
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling is-terminal v0.4.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling clap_derive v4.1.0
[INFO] [stderr]    Compiling flexi_logger v0.24.2
[INFO] [stderr]    Compiling cgroups-rs v0.3.0
[INFO] [stderr]    Compiling clap v4.1.1
[INFO] [stderr]    Compiling catj v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ptrace`
[INFO] [stdout]  --> src/catbox.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::libc::{self, freopen, ptrace};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SYS_connect`, `SYS_socket`
[INFO] [stdout]  --> src/syscall.rs:7:79
[INFO] [stdout]   |
[INFO] [stdout] 7 |   user_regs_struct, SYS_accept, SYS_accept4, SYS_bind, SYS_clone, SYS_clone3, SYS_connect,
[INFO] [stdout]   |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 8 |   SYS_execve, SYS_execveat, SYS_fork, SYS_getpeername, SYS_getsockname, SYS_getsockopt, SYS_listen,
[INFO] [stdout] 9 |   SYS_setsockopt, SYS_shutdown, SYS_socket, SYS_socketpair, SYS_vfork,
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_signal` is never read
[INFO] [stdout]    --> src/catbox.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 last_signal = Some(signal);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/context/mod.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |   fn add_result(&mut self, _label: &String, result: CatBoxResult) -> bool {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ptrace`
[INFO] [stdout]  --> src/catbox.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::libc::{self, freopen, ptrace};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SYS_connect`, `SYS_socket`
[INFO] [stdout]  --> src/syscall.rs:7:79
[INFO] [stdout]   |
[INFO] [stdout] 7 |   user_regs_struct, SYS_accept, SYS_accept4, SYS_bind, SYS_clone, SYS_clone3, SYS_connect,
[INFO] [stdout]   |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 8 |   SYS_execve, SYS_execveat, SYS_fork, SYS_getpeername, SYS_getsockname, SYS_getsockopt, SYS_listen,
[INFO] [stdout] 9 |   SYS_setsockopt, SYS_shutdown, SYS_socket, SYS_socketpair, SYS_vfork,
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_signal` is never read
[INFO] [stdout]    --> src/catbox.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 last_signal = Some(signal);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/context/mod.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |   fn add_result(&mut self, _label: &String, result: CatBoxResult) -> bool {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `results`
[INFO] [stdout]    --> src/main.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Ok(results) => {
[INFO] [stdout]     |        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/preset/preset.rs:143:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |   pub(crate) fn append_write_mount(mut self) -> Self {
[INFO] [stdout]     |                                    ----^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.63s
[INFO] running `Command { std: "docker" "inspect" "4bd64508487c0fc8893b65fec5cf86262ad333397e79d2ec50fe962056e6e7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd64508487c0fc8893b65fec5cf86262ad333397e79d2ec50fe962056e6e7bd", kill_on_drop: false }`
[INFO] [stdout] 4bd64508487c0fc8893b65fec5cf86262ad333397e79d2ec50fe962056e6e7bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6caef25fcf2804168501858ead05d64bb6f35df470e93e2f83e808e673ad63c6
[INFO] running `Command { std: "docker" "start" "-a" "6caef25fcf2804168501858ead05d64bb6f35df470e93e2f83e808e673ad63c6", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ptrace`
[INFO] [stdout]  --> src/catbox.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::libc::{self, freopen, ptrace};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SYS_connect`, `SYS_socket`
[INFO] [stdout]  --> src/syscall.rs:7:79
[INFO] [stdout]   |
[INFO] [stdout] 7 |   user_regs_struct, SYS_accept, SYS_accept4, SYS_bind, SYS_clone, SYS_clone3, SYS_connect,
[INFO] [stdout]   |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 8 |   SYS_execve, SYS_execveat, SYS_fork, SYS_getpeername, SYS_getsockname, SYS_getsockopt, SYS_listen,
[INFO] [stdout] 9 |   SYS_setsockopt, SYS_shutdown, SYS_socket, SYS_socketpair, SYS_vfork,
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_signal` is never read
[INFO] [stdout]    --> src/catbox.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 last_signal = Some(signal);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling catj v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/context/mod.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |   fn add_result(&mut self, _label: &String, result: CatBoxResult) -> bool {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ptrace`
[INFO] [stdout]  --> src/catbox.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::libc::{self, freopen, ptrace};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SYS_connect`, `SYS_socket`
[INFO] [stdout]  --> src/syscall.rs:7:79
[INFO] [stdout]   |
[INFO] [stdout] 7 |   user_regs_struct, SYS_accept, SYS_accept4, SYS_bind, SYS_clone, SYS_clone3, SYS_connect,
[INFO] [stdout]   |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 8 |   SYS_execve, SYS_execveat, SYS_fork, SYS_getpeername, SYS_getsockname, SYS_getsockopt, SYS_listen,
[INFO] [stdout] 9 |   SYS_setsockopt, SYS_shutdown, SYS_socket, SYS_socketpair, SYS_vfork,
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_signal` is never read
[INFO] [stdout]    --> src/catbox.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 last_signal = Some(signal);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/context/mod.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |   fn add_result(&mut self, _label: &String, result: CatBoxResult) -> bool {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `results`
[INFO] [stdout]    --> src/main.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Ok(results) => {
[INFO] [stdout]     |        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/preset/preset.rs:143:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |   pub(crate) fn append_write_mount(mut self) -> Self {
[INFO] [stdout]     |                                    ----^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RestrictedSyscall`
[INFO] [stdout]  --> tests/aplusb.rs:1:46
[INFO] [stdout]   |
[INFO] [stdout] 1 | use catj::{run, CatBoxBuilder, CatBoxResult, RestrictedSyscall};
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ptrace`
[INFO] [stdout]  --> src/catbox.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::libc::{self, freopen, ptrace};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SYS_connect`, `SYS_socket`
[INFO] [stdout]  --> src/syscall.rs:7:79
[INFO] [stdout]   |
[INFO] [stdout] 7 |   user_regs_struct, SYS_accept, SYS_accept4, SYS_bind, SYS_clone, SYS_clone3, SYS_connect,
[INFO] [stdout]   |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 8 |   SYS_execve, SYS_execveat, SYS_fork, SYS_getpeername, SYS_getsockname, SYS_getsockopt, SYS_listen,
[INFO] [stdout] 9 |   SYS_setsockopt, SYS_shutdown, SYS_socket, SYS_socketpair, SYS_vfork,
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ptrace`
[INFO] [stdout]  --> src/catbox.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::libc::{self, freopen, ptrace};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SYS_connect`, `SYS_socket`
[INFO] [stdout]  --> src/syscall.rs:7:79
[INFO] [stdout]   |
[INFO] [stdout] 7 |   user_regs_struct, SYS_accept, SYS_accept4, SYS_bind, SYS_clone, SYS_clone3, SYS_connect,
[INFO] [stdout]   |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 8 |   SYS_execve, SYS_execveat, SYS_fork, SYS_getpeername, SYS_getsockname, SYS_getsockopt, SYS_listen,
[INFO] [stdout] 9 |   SYS_setsockopt, SYS_shutdown, SYS_socket, SYS_socketpair, SYS_vfork,
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_signal` is never read
[INFO] [stdout]    --> src/catbox.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 last_signal = Some(signal);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/context/mod.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |   fn add_result(&mut self, _label: &String, result: CatBoxResult) -> bool {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_signal` is never read
[INFO] [stdout]    --> src/catbox.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 last_signal = Some(signal);
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/context/mod.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |   fn add_result(&mut self, _label: &String, result: CatBoxResult) -> bool {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `results`
[INFO] [stdout]    --> src/main.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Ok(results) => {
[INFO] [stdout]     |        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/preset/preset.rs:143:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |   pub(crate) fn append_write_mount(mut self) -> Self {
[INFO] [stdout]     |                                    ----^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "6caef25fcf2804168501858ead05d64bb6f35df470e93e2f83e808e673ad63c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6caef25fcf2804168501858ead05d64bb6f35df470e93e2f83e808e673ad63c6", kill_on_drop: false }`
[INFO] [stdout] 6caef25fcf2804168501858ead05d64bb6f35df470e93e2f83e808e673ad63c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55e5319101d9e152bd587c1e0728b60cf178a0bbfe1c1a94dae130ba9c84fdc0
[INFO] running `Command { std: "docker" "start" "-a" "55e5319101d9e152bd587c1e0728b60cf178a0bbfe1c1a94dae130ba9c84fdc0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ptrace`
[INFO] [stderr]  --> src/catbox.rs:7:32
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nix::libc::{self, freopen, ptrace};
[INFO] [stderr]   |                                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SYS_connect`, `SYS_socket`
[INFO] [stderr]  --> src/syscall.rs:7:79
[INFO] [stderr]   |
[INFO] [stderr] 7 |   user_regs_struct, SYS_accept, SYS_accept4, SYS_bind, SYS_clone, SYS_clone3, SYS_connect,
[INFO] [stderr]   |                                                                               ^^^^^^^^^^^
[INFO] [stderr] 8 |   SYS_execve, SYS_execveat, SYS_fork, SYS_getpeername, SYS_getsockname, SYS_getsockopt, SYS_listen,
[INFO] [stderr] 9 |   SYS_setsockopt, SYS_shutdown, SYS_socket, SYS_socketpair, SYS_vfork,
[INFO] [stderr]   |                                 ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `last_signal` is never read
[INFO] [stderr]    --> src/catbox.rs:281:17
[INFO] [stderr]     |
[INFO] [stderr] 281 |                 last_signal = Some(signal);
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/context/mod.rs:282:45
[INFO] [stderr]     |
[INFO] [stderr] 282 |   fn add_result(&mut self, _label: &String, result: CatBoxResult) -> bool {
[INFO] [stderr]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `catj` (lib) generated 4 warnings (run `cargo fix --lib -p catj` to apply 3 suggestions)
[INFO] [stderr] warning: `catj` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: unused import: `RestrictedSyscall`
[INFO] [stderr]  --> tests/aplusb.rs:1:46
[INFO] [stderr]   |
[INFO] [stderr] 1 | use catj::{run, CatBoxBuilder, CatBoxResult, RestrictedSyscall};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `results`
[INFO] [stderr]    --> src/main.rs:217:8
[INFO] [stderr]     |
[INFO] [stderr] 217 |     Ok(results) => {
[INFO] [stderr]     |        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/preset/preset.rs:143:36
[INFO] [stderr]     |
[INFO] [stderr] 143 |   pub(crate) fn append_write_mount(mut self) -> Self {
[INFO] [stderr]     |                                    ----^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `catj` (test "aplusb") generated 1 warning (run `cargo fix --test "aplusb"` to apply 1 suggestion)
[INFO] [stderr] warning: `catj` (bin "catj" test) generated 6 warnings (4 duplicates) (run `cargo fix --bin "catj" --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `catj` (bin "catj") generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/catj-cf96137e7ae1ee62)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/catj-a114c7aefd1eaac0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/aplusb.rs (/opt/rustwide/target/debug/deps/aplusb-2ce68553b5fda5fc)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stderr] INFO [aplusb] Start running fork.cpp at /tmp/.tmpXeQaU3
[INFO] [stderr] INFO [aplusb] Start running malloc.c at /tmp/.tmpVvHKZU
[INFO] [stderr] INFO [aplusb] Start running big_stack.cpp at /tmp/.tmpZ3bj2f
[INFO] [stderr] INFO [aplusb] Start running while1.c at /tmp/.tmp8hUDHs
[INFO] [stderr] INFO [aplusb] Start running sleep.c at /tmp/.tmpcIFnLw
[INFO] [stderr] INFO [aplusb] Start running re1.c at /tmp/.tmp6lSnfo
[INFO] [stderr] INFO [aplusb] Start running uid.c at /tmp/.tmpRZPr48
[INFO] [stderr] INFO [aplusb] Start running output_size.c at /tmp/.tmpmpjq4h
[INFO] [stderr] INFO [aplusb] Start running small_stack.cpp at /tmp/.tmpu2vf1W
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpiZREtB
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] INFO [aplusb] Start running mle.cpp at /tmp/.tmpxTWitu
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program gcc ./fixtures/aplusb/source/while1.c -o /tmp/.tmp8hUDHs/Main.out -lm
[INFO] [stderr] INFO [aplusb] Start running ac.cpp at /tmp/.tmpQDLGO2
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpQ9oIx4
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [aplusb] Start running env.c at /tmp/.tmpZCxpGY
[INFO] [stderr] INFO [catj::catbox] Start running program gcc ./fixtures/aplusb/source/malloc.c -o /tmp/.tmpVvHKZU/Main.out -lm
[INFO] [stderr] INFO [aplusb] Start running re2.c at /tmp/.tmpMznSYR
[INFO] [stderr] INFO [aplusb] Start running tle.cpp at /tmp/.tmpr64DaX
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmptmVlp5
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program gcc ./fixtures/aplusb/source/re2.c -o /tmp/.tmpMznSYR/Main.out -lm
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmprZatVY
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program gcc ./fixtures/aplusb/source/uid.c -o /tmp/.tmpRZPr48/Main.out -lm
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.25
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.32
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.29
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.31
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpbS89AN
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program gcc ./fixtures/aplusb/source/output_size.c -o /tmp/.tmpmpjq4h/Main.out -lm
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpidW828
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program g++ ./fixtures/aplusb/source/mle.cpp -o /tmp/.tmpxTWitu/Main.out -lm
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpC4sLPs
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program gcc ./fixtures/aplusb/source/env.c -o /tmp/.tmpZCxpGY/Main.out -lm
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpEZGQp6
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program gcc ./fixtures/aplusb/source/sleep.c -o /tmp/.tmpcIFnLw/Main.out -lm
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.27
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.26
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.39
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpEkgD1x
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program g++ ./fixtures/aplusb/source/big_stack.cpp -o /tmp/.tmpZ3bj2f/Main.out -lm
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpFMyW0f
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program g++ ./fixtures/aplusb/source/ac.cpp -o /tmp/.tmpQDLGO2/Main.out -lm
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Redirect child process IO ok
[INFO] [stderr] INFO [catj::catbox] Mount new root: /tmp/.tmpqPpyhC
[INFO] [stderr] ERROR [catj::catbox] Chroot fails: CatBox Nix Error: EPERM: Operation not permitted
[INFO] [stderr] DEBUG [catj::catbox] Set alarm 11 seconds
[INFO] [stderr] INFO [catj::catbox] Start running program g++ ./fixtures/aplusb/source/tle.cpp -o /tmp/.tmpr64DaX/Main.out -lm
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.45
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.44
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.55
[INFO] [stderr] INFO [catj::catbox] Child process #25. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.028625 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.011941 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 15628
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 40, time_user: 28, time_sys: 11, memory: 15628 }
[INFO] [stderr] INFO [aplusb] Compile while1.c -> /tmp/.tmp8hUDHs/Main.out ok
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.37
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.33
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #33. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.063372 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.024491 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17316
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 87, time_user: 63, time_sys: 24, memory: 17316 }
[INFO] [stderr] INFO [aplusb] Compile uid.c -> /tmp/.tmpRZPr48/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.54
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.53
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.65
[INFO] [stderr] INFO [catj::catbox] Child process #27. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.101998 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.036402 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17560
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 138, time_user: 101, time_sys: 36, memory: 17560 }
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [aplusb] Compile malloc.c -> /tmp/.tmpVvHKZU/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.70
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #70. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.103747 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.036402 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17560
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 140, time_user: 103, time_sys: 36, memory: 17560 }
[INFO] [stderr] INFO [aplusb] Running uid.c ok at /tmp/.tmpRZPr48
[INFO] [stdout] test it_should_run_uid ... ok
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.74
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #37. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.140423 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.044409 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17560
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 184, time_user: 140, time_sys: 44, memory: 17560 }
[INFO] [stderr] INFO [aplusb] Compile output_size.c -> /tmp/.tmpmpjq4h/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process #32. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.165600 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.064698 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17560
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 230, time_user: 165, time_sys: 64, memory: 17560 }
[INFO] [stderr] INFO [aplusb] Compile re2.c -> /tmp/.tmpMznSYR/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process #44. exited with status 0
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.193380 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.079702 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17572
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 273, time_user: 193, time_sys: 79, memory: 17572 }
[INFO] [stderr] INFO [aplusb] Compile env.c -> /tmp/.tmpZCxpGY/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] INFO [catj::catbox] Child process #45. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.230194 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.083091 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17572
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 313, time_user: 230, time_sys: 83, memory: 17572 }
[INFO] [stderr] INFO [aplusb] Compile sleep.c -> /tmp/.tmpcIFnLw/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.77
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.78
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.79
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #78. is stopped by SIGSEGV
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.80
[INFO] [stderr] INFO [catj::catbox] Child process #79. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.230194 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.084659 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 17572
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 314, time_user: 230, time_sys: 84, memory: 17572 }
[INFO] [stderr] INFO [aplusb] Running env.c ok at /tmp/.tmpZCxpGY
[INFO] [stdout] test it_should_not_run_env ... ok
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #53. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.267383 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.109344 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 19224
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 376, time_user: 267, time_sys: 109, memory: 19224 }
[INFO] [stderr] INFO [aplusb] Compile big_stack.cpp -> /tmp/.tmpZ3bj2f/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.81
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #74. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.283206 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.255704 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 538, time_user: 283, time_sys: 255, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Running malloc.c ok at /tmp/.tmpVvHKZU
[INFO] [stdout] test it_should_not_run_malloc ... ok
[INFO] [stderr] INFO [catj::catbox] Child process #78. is signaled by SIGSEGV
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.285115 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.255704 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 540, time_user: 285, time_sys: 255, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Running re2.c ok at /tmp/.tmpMznSYR
[INFO] [stdout] test it_should_not_run_re2 ... ok
[INFO] [stderr] INFO [catj::catbox] Child process #39. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.534595 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.314555 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 849, time_user: 534, time_sys: 314, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Compile mle.cpp -> /tmp/.tmpxTWitu/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.91
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #54. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 0.834964 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.369719 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 1204, time_user: 834, time_sys: 369, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Compile ac.cpp -> /tmp/.tmpQDLGO2/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.92
[INFO] [stderr] INFO [catj::catbox] Child process #55. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.168282 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.397171 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 1565, time_user: 1168, time_sys: 397, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Compile tle.cpp -> /tmp/.tmpr64DaX/Main.out ok
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #92. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.170995 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.397171 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 1568, time_user: 1170, time_sys: 397, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Testcase #1. out: 2
[INFO] [stderr] INFO [aplusb] Testcase #1. ans: 2
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.93
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.94
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stderr] INFO [catj::catbox] Child process #94. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.173309 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.397171 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 1570, time_user: 1173, time_sys: 397, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Testcase #2. out: 1000000001
[INFO] [stderr] INFO [aplusb] Testcase #2. ans: 1000000001
[INFO] [stderr] INFO [catj::catbox] Child process is running
[INFO] [stderr] DEBUG [catj::cgroup] Init cgroup root/root.95
[INFO] [stderr] ERROR [catj::cgroup] Build cgroup fails: fs error caused by: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] DEBUG [catj::catbox] Start waiting for child process
[INFO] [stdout] test it_should_run_cpp_ac ... ok
[INFO] [stderr] INFO [catj::catbox] Child process #95. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.173309 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 0.400593 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 263196
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 1573, time_user: 1173, time_sys: 400, memory: 263196 }
[INFO] [stderr] INFO [aplusb] Testcase #3. out: 100001
[INFO] [stderr] INFO [aplusb] Testcase #3. ans: 100001
[INFO] [stderr] INFO [aplusb] Running ac.cpp ok at /tmp/.tmpQDLGO2
[INFO] [stderr] INFO [catj::catbox] Child process #81. is signaled by SIGKILL
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.213764 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 1.213724 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 1383672
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 2427, time_user: 1213, time_sys: 1213, memory: 1383672 }
[INFO] [stderr] INFO [aplusb] Running big_stack.cpp ok at /tmp/.tmpZ3bj2f
[INFO] [stdout] test it_should_not_run_big_stack ... ok
[INFO] [stderr] INFO [catj::catbox] Child process #91. exited with status 0
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.913604 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 1.487404 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 1383672
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 3401, time_user: 1913, time_sys: 1487, memory: 1383672 }
[INFO] [stderr] INFO [aplusb] Running mle.cpp ok at /tmp/.tmpxTWitu
[INFO] [stdout] test it_should_not_run_mle ... ok
[INFO] [stderr] INFO [catj::catbox] Child process #65. is stopped by SIGALRM (may be time limit exceeded)
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.913604 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 1.487404 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 1383672
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 3401, time_user: 1913, time_sys: 1487, memory: 1383672 }
[INFO] [stderr] INFO [aplusb] Running while1.c ok at /tmp/.tmp8hUDHs
[INFO] [stdout] test it_should_not_run_while1 ... ok
[INFO] [stdout] test it_should_not_run_sleep ... ok
[INFO] [stderr] INFO [catj::catbox] Child process #80. is stopped by SIGALRM (may be time limit exceeded)
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.913604 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 1.487404 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 1383672
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 3401, time_user: 1913, time_sys: 1487, memory: 1383672 }
[INFO] [stderr] INFO [aplusb] Running sleep.c ok at /tmp/.tmpcIFnLw
[INFO] [stderr] INFO [catj::catbox] Child process #93. is stopped by SIGALRM (may be time limit exceeded)
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 1.913604 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 1.487404 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 1383672
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 3401, time_user: 1913, time_sys: 1487, memory: 1383672 }
[INFO] [stderr] INFO [aplusb] Running tle.cpp ok at /tmp/.tmpr64DaX
[INFO] [stdout] test it_should_not_run_tle ... ok
[INFO] [stderr] INFO [catj::catbox] Child process #77. is stopped by SIGXFSZ
[INFO] [stderr] INFO [catj::catbox] Child process #77. is signaled by SIGXFSZ
[INFO] [stderr] DEBUG [catj::cgroup] usage.user_time: 2.169463 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.system_time: 2.485964 seconds
[INFO] [stderr] DEBUG [catj::cgroup] usage.max_rss: 1383672
[INFO] [stderr] INFO [catj::catbox] CatBoxUsage { time: 4655, time_user: 2169, time_sys: 2485, memory: 1383672 }
[INFO] [stderr] INFO [aplusb] Running output_size.c ok at /tmp/.tmpmpjq4h
[INFO] [stdout] test it_should_not_run_output_size ... ok
[INFO] [stdout] test it_should_not_run_fork has been running for over 60 seconds
[INFO] [stdout] test it_should_not_run_re1 has been running for over 60 seconds
[INFO] [stdout] test it_should_run_small_stack has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "55e5319101d9e152bd587c1e0728b60cf178a0bbfe1c1a94dae130ba9c84fdc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e5319101d9e152bd587c1e0728b60cf178a0bbfe1c1a94dae130ba9c84fdc0", kill_on_drop: false }`
[INFO] [stdout] 55e5319101d9e152bd587c1e0728b60cf178a0bbfe1c1a94dae130ba9c84fdc0
