[INFO] fetching crate novusk_syscalls 0.2.1... [INFO] testing novusk_syscalls-0.2.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate novusk_syscalls 0.2.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate novusk_syscalls 0.2.1 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate novusk_syscalls 0.2.1 [INFO] finished tweaking crates.io crate novusk_syscalls 0.2.1 [INFO] tweaked toml for crates.io crate novusk_syscalls 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate novusk_syscalls 0.2.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9342a75a9123da33c57139aa808ce9040d1ded8cc5749826d7fb93e0a80e03e6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9342a75a9123da33c57139aa808ce9040d1ded8cc5749826d7fb93e0a80e03e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9342a75a9123da33c57139aa808ce9040d1ded8cc5749826d7fb93e0a80e03e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9342a75a9123da33c57139aa808ce9040d1ded8cc5749826d7fb93e0a80e03e6", kill_on_drop: false }` [INFO] [stdout] 9342a75a9123da33c57139aa808ce9040d1ded8cc5749826d7fb93e0a80e03e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 849a47d8c42824c8156a1b39a9034d9d0fe2217dbf0d226a9e084a32997cc7e2 [INFO] running `Command { std: "docker" "start" "-a" "849a47d8c42824c8156a1b39a9034d9d0fe2217dbf0d226a9e084a32997cc7e2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling novusk_syscalls v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `sys_arg1` [INFO] [stdout] --> src/empty.rs:5:36 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg2` [INFO] [stdout] --> src/empty.rs:5:50 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg3` [INFO] [stdout] --> src/empty.rs:5:64 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ret` is never read [INFO] [stdout] --> src/table.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | let mut ret = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/table.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut syscalls = self.syscalls.as_mut().unwrap(); [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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "849a47d8c42824c8156a1b39a9034d9d0fe2217dbf0d226a9e084a32997cc7e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "849a47d8c42824c8156a1b39a9034d9d0fe2217dbf0d226a9e084a32997cc7e2", kill_on_drop: false }` [INFO] [stdout] 849a47d8c42824c8156a1b39a9034d9d0fe2217dbf0d226a9e084a32997cc7e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 57ec50c4b42bf6fea496599b060ec8eaa031b4be806f4aa51b6f420dffde5e14 [INFO] running `Command { std: "docker" "start" "-a" "57ec50c4b42bf6fea496599b060ec8eaa031b4be806f4aa51b6f420dffde5e14", kill_on_drop: false }` [INFO] [stderr] Compiling novusk_syscalls v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `sys_arg1` [INFO] [stdout] --> src/empty.rs:5:36 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg2` [INFO] [stdout] --> src/empty.rs:5:50 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg3` [INFO] [stdout] --> src/empty.rs:5:64 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ret` is never read [INFO] [stdout] --> src/table.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | let mut ret = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/table.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut syscalls = self.syscalls.as_mut().unwrap(); [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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg3` [INFO] [stdout] --> examples/write.rs:1:64 [INFO] [stdout] | [INFO] [stdout] 1 | pub unsafe extern "C" fn sys_write(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg3` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg3` [INFO] [stdout] --> examples/write.rs:1:64 [INFO] [stdout] | [INFO] [stdout] 1 | pub unsafe extern "C" fn sys_write(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg3` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg1` [INFO] [stdout] --> src/empty.rs:5:36 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg2` [INFO] [stdout] --> src/empty.rs:5:50 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sys_arg3` [INFO] [stdout] --> src/empty.rs:5:64 [INFO] [stdout] | [INFO] [stdout] 5 | pub unsafe extern "C" fn sys_empty(sys_arg1: u8, sys_arg2: u8, sys_arg3: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_arg3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ret` is never read [INFO] [stdout] --> src/table.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | let mut ret = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/table.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut syscalls = self.syscalls.as_mut().unwrap(); [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] error[E0601]: `main` function not found in crate `write` [INFO] [stdout] --> examples/write.rs:4:2 [INFO] [stdout] | [INFO] [stdout] 4 | } [INFO] [stdout] | ^ consider adding a `main` function to `examples/write.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `novusk_syscalls` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "57ec50c4b42bf6fea496599b060ec8eaa031b4be806f4aa51b6f420dffde5e14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57ec50c4b42bf6fea496599b060ec8eaa031b4be806f4aa51b6f420dffde5e14", kill_on_drop: false }` [INFO] [stdout] 57ec50c4b42bf6fea496599b060ec8eaa031b4be806f4aa51b6f420dffde5e14