[INFO] fetching crate brainhecc 0.1.0...
[INFO] checking brainhecc-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate brainhecc 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate brainhecc 0.1.0
[INFO] finished tweaking crates.io crate brainhecc 0.1.0
[INFO] tweaked toml for crates.io crate brainhecc 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate brainhecc 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate brainhecc 0.1.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded cranelift-object v0.76.0
[INFO] [stderr]   Downloaded cranelift-module v0.76.0
[INFO] [stderr]   Downloaded cranelift v0.76.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.76.0
[INFO] [stderr]   Downloaded cranelift-entity v0.76.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.76.0
[INFO] [stderr]   Downloaded cranelift-native v0.76.0
[INFO] [stderr]   Downloaded anyhow v1.0.44
[INFO] [stderr]   Downloaded cranelift-bforest v0.76.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.76.0
[INFO] [stderr]   Downloaded libc v0.2.105
[INFO] [stderr]   Downloaded cranelift-codegen v0.76.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b74ffe9994c7c52e6ef94d79b863f68ac4c448f15cb6323786b9c2b2cd98dc87
[INFO] running `Command { std: "docker" "start" "-a" "b74ffe9994c7c52e6ef94d79b863f68ac4c448f15cb6323786b9c2b2cd98dc87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b74ffe9994c7c52e6ef94d79b863f68ac4c448f15cb6323786b9c2b2cd98dc87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74ffe9994c7c52e6ef94d79b863f68ac4c448f15cb6323786b9c2b2cd98dc87", kill_on_drop: false }`
[INFO] [stdout] b74ffe9994c7c52e6ef94d79b863f68ac4c448f15cb6323786b9c2b2cd98dc87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93902cba8c610c6d3ccee060b0fa34c1d7be5df44835d342a17cabb9d3b17e10
[INFO] running `Command { std: "docker" "start" "-a" "93902cba8c610c6d3ccee060b0fa34c1d7be5df44835d342a17cabb9d3b17e10", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.76.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling cranelift-entity v0.76.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.76.0
[INFO] [stderr]     Checking cranelift-bforest v0.76.0
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]    Compiling cranelift-codegen v0.76.0
[INFO] [stderr]     Checking cranelift-module v0.76.0
[INFO] [stderr]     Checking cranelift-frontend v0.76.0
[INFO] [stderr]     Checking cranelift-native v0.76.0
[INFO] [stderr]     Checking cranelift-object v0.76.0
[INFO] [stderr]     Checking cranelift v0.76.0
[INFO] [stderr]     Checking brainhecc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.76.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "93902cba8c610c6d3ccee060b0fa34c1d7be5df44835d342a17cabb9d3b17e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93902cba8c610c6d3ccee060b0fa34c1d7be5df44835d342a17cabb9d3b17e10", kill_on_drop: false }`
[INFO] [stdout] 93902cba8c610c6d3ccee060b0fa34c1d7be5df44835d342a17cabb9d3b17e10