[INFO] fetching crate toolchain_find 0.4.0...
[INFO] building toolchain_find-0.4.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate toolchain_find 0.4.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate toolchain_find 0.4.0
[INFO] finished tweaking crates.io crate toolchain_find 0.4.0
[INFO] tweaked toml for crates.io crate toolchain_find 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate toolchain_find 0.4.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate toolchain_find 0.4.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.1
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] [stderr]   Downloaded semver v1.0.17
[INFO] [stderr]   Downloaded regex v1.8.3
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[INFO] [stderr]   Downloaded winapi v0.3.6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a81925f0f9efbfdac557de39726b320cecf64455d9baee5887880476495595f2
[INFO] running `Command { std: "docker" "start" "-a" "a81925f0f9efbfdac557de39726b320cecf64455d9baee5887880476495595f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a81925f0f9efbfdac557de39726b320cecf64455d9baee5887880476495595f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a81925f0f9efbfdac557de39726b320cecf64455d9baee5887880476495595f2", kill_on_drop: false }`
[INFO] [stdout] a81925f0f9efbfdac557de39726b320cecf64455d9baee5887880476495595f2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3090897998a6efa61e523ed2e1ba71d6bda7e3bc20b4116537020c6f900e49d
[INFO] running `Command { std: "docker" "start" "-a" "c3090897998a6efa61e523ed2e1ba71d6bda7e3bc20b4116537020c6f900e49d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling regex v1.8.3
[INFO] [stderr]    Compiling toolchain_find v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.89s
[INFO] running `Command { std: "docker" "inspect" "c3090897998a6efa61e523ed2e1ba71d6bda7e3bc20b4116537020c6f900e49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3090897998a6efa61e523ed2e1ba71d6bda7e3bc20b4116537020c6f900e49d", kill_on_drop: false }`
[INFO] [stdout] c3090897998a6efa61e523ed2e1ba71d6bda7e3bc20b4116537020c6f900e49d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 412d446b81318b267cdd48e9b4f374158cea216f7f232e8c62718f026b3ddeea
[INFO] running `Command { std: "docker" "start" "-a" "412d446b81318b267cdd48e9b4f374158cea216f7f232e8c62718f026b3ddeea", kill_on_drop: false }`
[INFO] [stderr]    Compiling toolchain_find v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "412d446b81318b267cdd48e9b4f374158cea216f7f232e8c62718f026b3ddeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412d446b81318b267cdd48e9b4f374158cea216f7f232e8c62718f026b3ddeea", kill_on_drop: false }`
[INFO] [stdout] 412d446b81318b267cdd48e9b4f374158cea216f7f232e8c62718f026b3ddeea