[INFO] fetching crate libcontainer 0.6.0...
[INFO] checking libcontainer-0.6.0 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for pr-155501
[INFO] extracting crate libcontainer 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate libcontainer 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate libcontainer 0.6.0
[INFO] tweaked toml for crates.io crate libcontainer 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libcontainer 0.6.0 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libcontainer 0.6.0 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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d80b46951a0b042cb771931694b4f567800e0cb178aeb488cd1ab3aac9fc9d49
[INFO] running `Command { std: "docker" "start" "-a" "d80b46951a0b042cb771931694b4f567800e0cb178aeb488cd1ab3aac9fc9d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d80b46951a0b042cb771931694b4f567800e0cb178aeb488cd1ab3aac9fc9d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80b46951a0b042cb771931694b4f567800e0cb178aeb488cd1ab3aac9fc9d49", kill_on_drop: false }`
[INFO] [stdout] d80b46951a0b042cb771931694b4f567800e0cb178aeb488cd1ab3aac9fc9d49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 761462fb70c9d573d0eda41279ddadbc6e0b0e42d9b38797e5727610d5277e54
[INFO] running `Command { std: "docker" "start" "-a" "761462fb70c9d573d0eda41279ddadbc6e0b0e42d9b38797e5727610d5277e54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling fnv v1.0.7
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[INFO] [stderr]    Compiling strsim v0.11.1
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[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking regex-syntax v0.8.9
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[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking static_assertions v1.1.0
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[INFO] [stderr]     Checking env_logger v0.11.9
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking quickcheck v1.1.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling serial_test_derive v3.4.0
[INFO] [stderr]     Checking serial_test v3.4.0
[INFO] [stderr]    Compiling protobuf-support v3.2.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]     Checking oci-spec v0.9.0
[INFO] [stderr]    Compiling protobuf-parse v3.2.0
[INFO] [stderr]     Checking procfs-core v0.17.0
[INFO] [stderr]    Compiling protobuf-codegen v3.2.0
[INFO] [stderr]    Compiling rust-criu v0.4.0
[INFO] [stderr]     Checking libcgroups v0.6.0
[INFO] [stderr]     Checking libcontainer v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/workload/default.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         unistd::execvp(&cstring_path, &a).map_err(|err| {
[INFO] [stdout] 34 | |             tracing::error!(?err, filename = ?cstring_path, args = ?a, "failed to execvp");
[INFO] [stdout] 35 | |             ExecutorError::Execution(
[INFO] [stdout] 36 | |                 format!(
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         })?;
[INFO] [stdout]    | |___________- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 46 |           unreachable!();
[INFO] [stdout]    |           ^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/workload/default.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         unistd::execvp(&cstring_path, &a).map_err(|err| {
[INFO] [stdout] 34 | |             tracing::error!(?err, filename = ?cstring_path, args = ?a, "failed to execvp");
[INFO] [stdout] 35 | |             ExecutorError::Execution(
[INFO] [stdout] 36 | |                 format!(
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         })?;
[INFO] [stdout]    | |___________- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 46 |           unreachable!();
[INFO] [stdout]    |           ^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "761462fb70c9d573d0eda41279ddadbc6e0b0e42d9b38797e5727610d5277e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761462fb70c9d573d0eda41279ddadbc6e0b0e42d9b38797e5727610d5277e54", kill_on_drop: false }`
[INFO] [stdout] 761462fb70c9d573d0eda41279ddadbc6e0b0e42d9b38797e5727610d5277e54