[INFO] fetching crate sparse_linear_assignment 0.1.5...
[INFO] checking sparse_linear_assignment-0.1.5 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate sparse_linear_assignment 0.1.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sparse_linear_assignment 0.1.5 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sparse_linear_assignment 0.1.5
[INFO] finished tweaking crates.io crate sparse_linear_assignment 0.1.5
[INFO] tweaked toml for crates.io crate sparse_linear_assignment 0.1.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matchers v0.0.1
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded rand_distr v0.4.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.20
[INFO] [stderr]   Downloaded generic-tests v0.1.2
[INFO] [stderr]   Downloaded reservoir-sampling v0.5.1
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded sharded-slab v0.1.3
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ece593ae3ae983ffde9a5c4ee197621bbdfcf6a2bf06df06c5dd6eb8dd49df5
[INFO] running `Command { std: "docker" "start" "-a" "9ece593ae3ae983ffde9a5c4ee197621bbdfcf6a2bf06df06c5dd6eb8dd49df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ece593ae3ae983ffde9a5c4ee197621bbdfcf6a2bf06df06c5dd6eb8dd49df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ece593ae3ae983ffde9a5c4ee197621bbdfcf6a2bf06df06c5dd6eb8dd49df5", kill_on_drop: false }`
[INFO] [stdout] 9ece593ae3ae983ffde9a5c4ee197621bbdfcf6a2bf06df06c5dd6eb8dd49df5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86d6b720e37ac586bd0f6c5964eaba6c41704171ade7f752cd4b4f1afbc0beef
[INFO] running `Command { std: "docker" "start" "-a" "86d6b720e37ac586bd0f6c5964eaba6c41704171ade7f752cd4b4f1afbc0beef", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking sharded-slab v0.1.3
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking reservoir-sampling v0.5.1
[INFO] [stderr]     Checking rand_distr v0.4.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling generic-tests v0.1.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-subscriber v0.2.20
[INFO] [stderr]     Checking sparse_linear_assignment v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.85s
[INFO] running `Command { std: "docker" "inspect" "86d6b720e37ac586bd0f6c5964eaba6c41704171ade7f752cd4b4f1afbc0beef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d6b720e37ac586bd0f6c5964eaba6c41704171ade7f752cd4b4f1afbc0beef", kill_on_drop: false }`
[INFO] [stdout] 86d6b720e37ac586bd0f6c5964eaba6c41704171ade7f752cd4b4f1afbc0beef