[INFO] fetching crate mtemp 0.1.23...
[INFO] building mtemp-0.1.23 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mtemp 0.1.23 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mtemp 0.1.23
[INFO] finished tweaking crates.io crate mtemp 0.1.23
[INFO] tweaked toml for crates.io crate mtemp 0.1.23 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtemp 0.1.23 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mtemp 0.1.23 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v2.0.94
[INFO] [stderr]   Downloaded serde_json v1.0.134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0533fd1b0982caea9be9b7b1c4ad60018d2d231db91e94ce81561068e30b4bec
[INFO] running `Command { std: "docker" "start" "-a" "0533fd1b0982caea9be9b7b1c4ad60018d2d231db91e94ce81561068e30b4bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0533fd1b0982caea9be9b7b1c4ad60018d2d231db91e94ce81561068e30b4bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0533fd1b0982caea9be9b7b1c4ad60018d2d231db91e94ce81561068e30b4bec", kill_on_drop: false }`
[INFO] [stdout] 0533fd1b0982caea9be9b7b1c4ad60018d2d231db91e94ce81561068e30b4bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0e6e5346534ff028855725dbc74998cb8d817251784b4e5ec27f9c629e9190e
[INFO] running `Command { std: "docker" "start" "-a" "b0e6e5346534ff028855725dbc74998cb8d817251784b4e5ec27f9c629e9190e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling mtemp v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.00s
[INFO] running `Command { std: "docker" "inspect" "b0e6e5346534ff028855725dbc74998cb8d817251784b4e5ec27f9c629e9190e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e6e5346534ff028855725dbc74998cb8d817251784b4e5ec27f9c629e9190e", kill_on_drop: false }`
[INFO] [stdout] b0e6e5346534ff028855725dbc74998cb8d817251784b4e5ec27f9c629e9190e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ea9354d8c678e391423e70b3ab99399a700371ac6c7ed0c3a65434a51c47834
[INFO] running `Command { std: "docker" "start" "-a" "8ea9354d8c678e391423e70b3ab99399a700371ac6c7ed0c3a65434a51c47834", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtemp v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8ea9354d8c678e391423e70b3ab99399a700371ac6c7ed0c3a65434a51c47834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea9354d8c678e391423e70b3ab99399a700371ac6c7ed0c3a65434a51c47834", kill_on_drop: false }`
[INFO] [stdout] 8ea9354d8c678e391423e70b3ab99399a700371ac6c7ed0c3a65434a51c47834