[INFO] fetching crate mech-core 0.2.18...
[INFO] checking mech-core-0.2.18 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate mech-core 0.2.18 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate mech-core 0.2.18 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mech-core 0.2.18
[INFO] finished tweaking crates.io crate mech-core 0.2.18
[INFO] tweaked toml for crates.io crate mech-core 0.2.18 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate mech-core 0.2.18 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" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded papergrid v0.12.0
[INFO] [stderr]   Downloaded tinyrand v0.5.0
[INFO] [stderr]   Downloaded bytecount v0.6.8
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded nalgebra-macros v0.2.2
[INFO] [stderr]   Downloaded tabled_derive v0.8.0
[INFO] [stderr]   Downloaded simba v0.9.0
[INFO] [stderr]   Downloaded num-rational v0.4.2
[INFO] [stderr]   Downloaded matrixmultiply v0.3.9
[INFO] [stderr]   Downloaded wide v0.7.28
[INFO] [stderr]   Downloaded seahash v4.1.0
[INFO] [stderr]   Downloaded safe_arch v0.7.2
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded tabled v0.16.0
[INFO] [stderr]   Downloaded nalgebra v0.33.2
[INFO] [stderr]   Downloaded libc v0.2.161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 857a3e8fe4fb3b038eaea2f30798a0409757e6304c934587601f2e5a1e07daae
[INFO] running `Command { std: "docker" "start" "-a" "857a3e8fe4fb3b038eaea2f30798a0409757e6304c934587601f2e5a1e07daae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857a3e8fe4fb3b038eaea2f30798a0409757e6304c934587601f2e5a1e07daae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857a3e8fe4fb3b038eaea2f30798a0409757e6304c934587601f2e5a1e07daae", kill_on_drop: false }`
[INFO] [stdout] 857a3e8fe4fb3b038eaea2f30798a0409757e6304c934587601f2e5a1e07daae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb2d0883a9ca90cad0c9650c586934ce07eca90069087f46b0735065fb61f67f
[INFO] running `Command { std: "docker" "start" "-a" "eb2d0883a9ca90cad0c9650c586934ce07eca90069087f46b0735065fb61f67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking bytemuck v1.19.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking bytecount v0.6.8
[INFO] [stderr]     Checking foldhash v0.1.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking safe_arch v0.7.2
[INFO] [stderr]     Checking papergrid v0.12.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking tinyrand v0.5.0
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking hashbrown v0.15.1
[INFO] [stderr]     Checking wide v0.7.28
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking simba v0.9.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling tabled_derive v0.8.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking tabled v0.16.0
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nalgebra v0.33.2
[INFO] [stderr]     Checking mech-core v0.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.34s
[INFO] running `Command { std: "docker" "inspect" "eb2d0883a9ca90cad0c9650c586934ce07eca90069087f46b0735065fb61f67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2d0883a9ca90cad0c9650c586934ce07eca90069087f46b0735065fb61f67f", kill_on_drop: false }`
[INFO] [stdout] eb2d0883a9ca90cad0c9650c586934ce07eca90069087f46b0735065fb61f67f