[INFO] fetching crate cargo-mem 0.1.0...
[INFO] testing cargo-mem-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate cargo-mem 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-mem 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-mem 0.1.0
[INFO] finished tweaking crates.io crate cargo-mem 0.1.0
[INFO] tweaked toml for crates.io crate cargo-mem 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cargo-mem 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb31b5ea621ad591f9553bfacc12431ac06831835817a0bef84fc63c3b1e872d
[INFO] running `Command { std: "docker" "start" "-a" "cb31b5ea621ad591f9553bfacc12431ac06831835817a0bef84fc63c3b1e872d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb31b5ea621ad591f9553bfacc12431ac06831835817a0bef84fc63c3b1e872d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb31b5ea621ad591f9553bfacc12431ac06831835817a0bef84fc63c3b1e872d", kill_on_drop: false }`
[INFO] [stdout] cb31b5ea621ad591f9553bfacc12431ac06831835817a0bef84fc63c3b1e872d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff32f9da73e2704f9a32781dcc2ed5f85969bc5fd6dd6e78ba64e9942c46615e
[INFO] running `Command { std: "docker" "start" "-a" "ff32f9da73e2704f9a32781dcc2ed5f85969bc5fd6dd6e78ba64e9942c46615e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-mem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "ff32f9da73e2704f9a32781dcc2ed5f85969bc5fd6dd6e78ba64e9942c46615e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff32f9da73e2704f9a32781dcc2ed5f85969bc5fd6dd6e78ba64e9942c46615e", kill_on_drop: false }`
[INFO] [stdout] ff32f9da73e2704f9a32781dcc2ed5f85969bc5fd6dd6e78ba64e9942c46615e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23176db23cb0932b7613ecf644f1a37baf9a37324f14c4aac30c4028e6ecd399
[INFO] running `Command { std: "docker" "start" "-a" "23176db23cb0932b7613ecf644f1a37baf9a37324f14c4aac30c4028e6ecd399", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-mem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "23176db23cb0932b7613ecf644f1a37baf9a37324f14c4aac30c4028e6ecd399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23176db23cb0932b7613ecf644f1a37baf9a37324f14c4aac30c4028e6ecd399", kill_on_drop: false }`
[INFO] [stdout] 23176db23cb0932b7613ecf644f1a37baf9a37324f14c4aac30c4028e6ecd399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfe6f957be44bb8c1840f83d67a0e260406f6e22aeba00193f73572919d48a7b
[INFO] running `Command { std: "docker" "start" "-a" "bfe6f957be44bb8c1840f83d67a0e260406f6e22aeba00193f73572919d48a7b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_mem-e9c614f99728cad6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "bfe6f957be44bb8c1840f83d67a0e260406f6e22aeba00193f73572919d48a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe6f957be44bb8c1840f83d67a0e260406f6e22aeba00193f73572919d48a7b", kill_on_drop: false }`
[INFO] [stdout] bfe6f957be44bb8c1840f83d67a0e260406f6e22aeba00193f73572919d48a7b