[INFO] cloning repository https://github.com/francisrstokes/rustack-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/francisrstokes/rustack-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrancisrstokes%2Frustack-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrancisrstokes%2Frustack-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abe2c816a77a3b682a3fdab881201a5678d152e6
[INFO] testing francisrstokes/rustack-machine against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrancisrstokes%2Frustack-machine" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/francisrstokes/rustack-machine on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/francisrstokes/rustack-machine
[INFO] finished tweaking git repo https://github.com/francisrstokes/rustack-machine
[INFO] tweaked toml for git repo https://github.com/francisrstokes/rustack-machine written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/francisrstokes/rustack-machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57bede6a4b2e089ce65f8f0d05a5c5944a098ca42cf820341e35e407674f8e73
[INFO] running `Command { std: "docker" "start" "-a" "57bede6a4b2e089ce65f8f0d05a5c5944a098ca42cf820341e35e407674f8e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57bede6a4b2e089ce65f8f0d05a5c5944a098ca42cf820341e35e407674f8e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bede6a4b2e089ce65f8f0d05a5c5944a098ca42cf820341e35e407674f8e73", kill_on_drop: false }`
[INFO] [stdout] 57bede6a4b2e089ce65f8f0d05a5c5944a098ca42cf820341e35e407674f8e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 072bebba1b7a329470cad34949ce37649404d871396b73a06f2f64f180a2cd21
[INFO] running `Command { std: "docker" "start" "-a" "072bebba1b7a329470cad34949ce37649404d871396b73a06f2f64f180a2cd21", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustack-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "072bebba1b7a329470cad34949ce37649404d871396b73a06f2f64f180a2cd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "072bebba1b7a329470cad34949ce37649404d871396b73a06f2f64f180a2cd21", kill_on_drop: false }`
[INFO] [stdout] 072bebba1b7a329470cad34949ce37649404d871396b73a06f2f64f180a2cd21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8388a3dd5c3404242448953e9ef3201d1f3e2eb0a12bd2b9280766ca9b5bcaf6
[INFO] running `Command { std: "docker" "start" "-a" "8388a3dd5c3404242448953e9ef3201d1f3e2eb0a12bd2b9280766ca9b5bcaf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustack-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "8388a3dd5c3404242448953e9ef3201d1f3e2eb0a12bd2b9280766ca9b5bcaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8388a3dd5c3404242448953e9ef3201d1f3e2eb0a12bd2b9280766ca9b5bcaf6", kill_on_drop: false }`
[INFO] [stdout] 8388a3dd5c3404242448953e9ef3201d1f3e2eb0a12bd2b9280766ca9b5bcaf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a53294ae52ca0126405a7cfefaae3b679d46458ba7147833c4cb6a1b7d3987c
[INFO] running `Command { std: "docker" "start" "-a" "0a53294ae52ca0126405a7cfefaae3b679d46458ba7147833c4cb6a1b7d3987c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustack_machine-d749d3ebc10f8a02)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a53294ae52ca0126405a7cfefaae3b679d46458ba7147833c4cb6a1b7d3987c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a53294ae52ca0126405a7cfefaae3b679d46458ba7147833c4cb6a1b7d3987c", kill_on_drop: false }`
[INFO] [stdout] 0a53294ae52ca0126405a7cfefaae3b679d46458ba7147833c4cb6a1b7d3987c