[INFO] fetching crate mech-core 0.2.38...
[INFO] checking mech-core-0.2.38 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4
[INFO] extracting crate mech-core 0.2.38 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mech-core 0.2.38 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mech-core 0.2.38
[INFO] finished tweaking crates.io crate mech-core 0.2.38
[INFO] tweaked toml for crates.io crate mech-core 0.2.38 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate mech-core 0.2.38 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" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c91ec40eb762f0411455265c7507b3425d5842037e4aa5c89d15ed8f630ebb6
[INFO] running `Command { std: "docker" "start" "-a" "1c91ec40eb762f0411455265c7507b3425d5842037e4aa5c89d15ed8f630ebb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c91ec40eb762f0411455265c7507b3425d5842037e4aa5c89d15ed8f630ebb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c91ec40eb762f0411455265c7507b3425d5842037e4aa5c89d15ed8f630ebb6", kill_on_drop: false }`
[INFO] [stdout] 1c91ec40eb762f0411455265c7507b3425d5842037e4aa5c89d15ed8f630ebb6
[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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84eac5625b137055cbdc00c50def1a181cb051fd5eca6bb59d9f8d74fa650c37
[INFO] running `Command { std: "docker" "start" "-a" "84eac5625b137055cbdc00c50def1a181cb051fd5eca6bb59d9f8d74fa650c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking bytemuck v1.22.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking bytecount v0.6.8
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking brotli-decompressor v4.0.2
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking papergrid v0.14.0
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking wide v0.7.32
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking brotli v7.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking simba v0.9.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tabled_derive v0.10.0
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]     Checking tabled v0.18.0
[INFO] [stderr]     Checking nalgebra v0.33.2
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking mech-core v0.2.38 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.18s
[INFO] running `Command { std: "docker" "inspect" "84eac5625b137055cbdc00c50def1a181cb051fd5eca6bb59d9f8d74fa650c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84eac5625b137055cbdc00c50def1a181cb051fd5eca6bb59d9f8d74fa650c37", kill_on_drop: false }`
[INFO] [stdout] 84eac5625b137055cbdc00c50def1a181cb051fd5eca6bb59d9f8d74fa650c37