[INFO] cloning repository https://github.com/cleissonbarbosa/ml-linear-regression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cleissonbarbosa/ml-linear-regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcleissonbarbosa%2Fml-linear-regression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcleissonbarbosa%2Fml-linear-regression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d03ed94d790da3caba5c146b0aef6c089adc7db1
[INFO] checking cleissonbarbosa/ml-linear-regression against master#fe55364329579d361b1ab565728bc033a7dba07e for pr-146013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcleissonbarbosa%2Fml-linear-regression" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cleissonbarbosa/ml-linear-regression
[INFO] finished tweaking git repo https://github.com/cleissonbarbosa/ml-linear-regression
[INFO] tweaked toml for git repo https://github.com/cleissonbarbosa/ml-linear-regression written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cleissonbarbosa/ml-linear-regression on toolchain fe55364329579d361b1ab565728bc033a7dba07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cleissonbarbosa/ml-linear-regression 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" "+fe55364329579d361b1ab565728bc033a7dba07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argmin-math v0.3.0
[INFO] [stderr]   Downloaded linfa-linear v0.7.0
[INFO] [stderr]   Downloaded sprs v0.11.1
[INFO] [stderr]   Downloaded argmin v0.8.1
[INFO] [stderr]   Downloaded linfa v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25a11ff4d278a3f57bd4e3e48ee35023d3617a7e8be44dc997fe366e288929d8
[INFO] running `Command { std: "docker" "start" "-a" "25a11ff4d278a3f57bd4e3e48ee35023d3617a7e8be44dc997fe366e288929d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25a11ff4d278a3f57bd4e3e48ee35023d3617a7e8be44dc997fe366e288929d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a11ff4d278a3f57bd4e3e48ee35023d3617a7e8be44dc997fe366e288929d8", kill_on_drop: false }`
[INFO] [stdout] 25a11ff4d278a3f57bd4e3e48ee35023d3617a7e8be44dc997fe366e288929d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cf791e8389d25329951a7b4f156d0f0d5dc124c68f1552f54a0f09f485e79c9
[INFO] running `Command { std: "docker" "start" "-a" "5cf791e8389d25329951a7b4f156d0f0d5dc124c68f1552f54a0f09f485e79c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling linfa v0.7.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking sprs v0.11.1
[INFO] [stderr]     Checking argmin-math v0.3.0
[INFO] [stderr]     Checking linfa-linalg v0.1.0
[INFO] [stderr]     Checking argmin v0.8.1
[INFO] [stderr]     Checking linfa-linear v0.7.0
[INFO] [stderr] error: could not compile `linfa-linear` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/fe55364329579d361b1ab565728bc033a7dba07e/bin/rustc --crate-name linfa_linear --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linfa-linear-0.7.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("blas", "ndarray-linalg", "serde", "serde_crate"))' -C metadata=252c7753c8c9ce8d -C extra-filename=-c181af79298d03ed --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern argmin=/opt/rustwide/target/debug/deps/libargmin-d6613c42bfd5a0ef.rmeta --extern argmin_math=/opt/rustwide/target/debug/deps/libargmin_math-a502f99c1a97249b.rmeta --extern linfa=/opt/rustwide/target/debug/deps/liblinfa-23ec680d9b13e622.rmeta --extern linfa_linalg=/opt/rustwide/target/debug/deps/liblinfa_linalg-0e690907e4f19bb0.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-6fb245f40edb5a9f.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-0eb36ef69e99d044.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-81c072f2e9813a21.rmeta --cap-lints allow --cap-lints=forbid` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] running `Command { std: "docker" "inspect" "5cf791e8389d25329951a7b4f156d0f0d5dc124c68f1552f54a0f09f485e79c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf791e8389d25329951a7b4f156d0f0d5dc124c68f1552f54a0f09f485e79c9", kill_on_drop: false }`
[INFO] [stdout] 5cf791e8389d25329951a7b4f156d0f0d5dc124c68f1552f54a0f09f485e79c9