[INFO] cloning repository https://github.com/kxxt/ptrace-syscalls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kxxt/ptrace-syscalls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkxxt%2Fptrace-syscalls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkxxt%2Fptrace-syscalls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f9a5d10a3c3bcddee620b8b0625e7f2c78d1c17
[INFO] checking kxxt/ptrace-syscalls against try#0fe3684930279e4d3be3aca66b30f82946ce9ac2 for pr-138340
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkxxt%2Fptrace-syscalls" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kxxt/ptrace-syscalls on toolchain 0fe3684930279e4d3be3aca66b30f82946ce9ac2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kxxt/ptrace-syscalls
[INFO] finished tweaking git repo https://github.com/kxxt/ptrace-syscalls
[INFO] tweaked toml for git repo https://github.com/kxxt/ptrace-syscalls written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kxxt/ptrace-syscalls 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" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d16d57c2fc67df78fb5e1c0811f7c90142ffefd70a1f43bf8c4a60f8154db4a7
[INFO] running `Command { std: "docker" "start" "-a" "d16d57c2fc67df78fb5e1c0811f7c90142ffefd70a1f43bf8c4a60f8154db4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d16d57c2fc67df78fb5e1c0811f7c90142ffefd70a1f43bf8c4a60f8154db4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d16d57c2fc67df78fb5e1c0811f7c90142ffefd70a1f43bf8c4a60f8154db4a7", kill_on_drop: false }`
[INFO] [stdout] d16d57c2fc67df78fb5e1c0811f7c90142ffefd70a1f43bf8c4a60f8154db4a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+0fe3684930279e4d3be3aca66b30f82946ce9ac2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f45d75672dae125b5e533c929b5983f3c4c74efc269a8d7307910ace1ce347c
[INFO] running `Command { std: "docker" "start" "-a" "9f45d75672dae125b5e533c929b5983f3c4c74efc269a8d7307910ace1ce347c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling libc v0.2.156
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking kxxt-owo-colors v4.0.0
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling slice-dst v1.5.1
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]    Compiling indexmap v2.4.0
[INFO] [stderr]     Checking syn v2.0.75
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]     Checking proc-macro-crate v3.1.0
[INFO] [stderr]     Checking ptrace-syscalls-macros v0.0.0-experimental.2 (/opt/rustwide/workdir/ptrace-syscalls-macros)
[INFO] [stderr]    Compiling enumflags2_derive v0.7.10
[INFO] [stderr]     Checking enumflags2 v0.7.10
[INFO] [stderr]     Checking ptrace-syscalls v0.0.0-experimental.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `read_lossy_string` is never used
[INFO] [stdout]    --> src/inspect.rs:345:4
[INFO] [stdout]     |
[INFO] [stdout] 345 | fn read_lossy_string(pid: Pid, address: AddressType) -> InspectResult<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_lossy_string` is never used
[INFO] [stdout]    --> src/inspect.rs:345:4
[INFO] [stdout]     |
[INFO] [stdout] 345 | fn read_lossy_string(pid: Pid, address: AddressType) -> InspectResult<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]    --> examples/mmaptrace.rs:107:31
[INFO] [stdout]     |
[INFO] [stdout] 107 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> examples/mmaptrace.rs:107:36
[INFO] [stdout]     |
[INFO] [stdout] 107 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]   --> examples/rstrace.rs:92:31
[INFO] [stdout]    |
[INFO] [stdout] 92 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]   --> examples/rstrace.rs:92:36
[INFO] [stdout]    |
[INFO] [stdout] 92 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.12s
[INFO] running `Command { std: "docker" "inspect" "9f45d75672dae125b5e533c929b5983f3c4c74efc269a8d7307910ace1ce347c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f45d75672dae125b5e533c929b5983f3c4c74efc269a8d7307910ace1ce347c", kill_on_drop: false }`
[INFO] [stdout] 9f45d75672dae125b5e533c929b5983f3c4c74efc269a8d7307910ace1ce347c