[INFO] fetching crate fitting 0.3.0...
[INFO] checking fitting-0.3.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate fitting 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate fitting 0.3.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fitting 0.3.0
[INFO] finished tweaking crates.io crate fitting 0.3.0
[INFO] tweaked toml for crates.io crate fitting 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate fitting 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", 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] 8f4dc110c8bf0627a4cd31b0f18c3f676afa3e6d24d9f745ef01df9dd62464b5
[INFO] running `Command { std: "docker" "start" "-a" "8f4dc110c8bf0627a4cd31b0f18c3f676afa3e6d24d9f745ef01df9dd62464b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f4dc110c8bf0627a4cd31b0f18c3f676afa3e6d24d9f745ef01df9dd62464b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4dc110c8bf0627a4cd31b0f18c3f676afa3e6d24d9f745ef01df9dd62464b5", kill_on_drop: false }`
[INFO] [stdout] 8f4dc110c8bf0627a4cd31b0f18c3f676afa3e6d24d9f745ef01df9dd62464b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--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] ab5ea39201ca11a80f1045557f2602fcce0144f0cedfd6ae0fe2d4303df0e625
[INFO] running `Command { std: "docker" "start" "-a" "ab5ea39201ca11a80f1045557f2602fcce0144f0cedfd6ae0fe2d4303df0e625", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.18
[INFO] [stderr]     Checking thiserror v1.0.18
[INFO] [stderr]     Checking fitting v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.62s
[INFO] running `Command { std: "docker" "inspect" "ab5ea39201ca11a80f1045557f2602fcce0144f0cedfd6ae0fe2d4303df0e625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5ea39201ca11a80f1045557f2602fcce0144f0cedfd6ae0fe2d4303df0e625", kill_on_drop: false }`
[INFO] [stdout] ab5ea39201ca11a80f1045557f2602fcce0144f0cedfd6ae0fe2d4303df0e625