[INFO] fetching crate owned-singleton 0.1.0...
[INFO] testing owned-singleton-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate owned-singleton 0.1.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate owned-singleton 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate owned-singleton 0.1.0
[INFO] finished tweaking crates.io crate owned-singleton 0.1.0
[INFO] tweaked toml for crates.io crate owned-singleton 0.1.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2183e0437d64d827a720c44955f68d90a42651eae6febce4a3a839efb7f62ee
[INFO] running `Command { std: "docker" "start" "-a" "d2183e0437d64d827a720c44955f68d90a42651eae6febce4a3a839efb7f62ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2183e0437d64d827a720c44955f68d90a42651eae6febce4a3a839efb7f62ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2183e0437d64d827a720c44955f68d90a42651eae6febce4a3a839efb7f62ee", kill_on_drop: false }`
[INFO] [stdout] d2183e0437d64d827a720c44955f68d90a42651eae6febce4a3a839efb7f62ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b49841ee32f04379fdedc2bbccecfbfe9afc4f37a764e80b0f52e2446a81dd7
[INFO] running `Command { std: "docker" "start" "-a" "4b49841ee32f04379fdedc2bbccecfbfe9afc4f37a764e80b0f52e2446a81dd7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling owned-singleton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.59s
[INFO] running `Command { std: "docker" "inspect" "4b49841ee32f04379fdedc2bbccecfbfe9afc4f37a764e80b0f52e2446a81dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b49841ee32f04379fdedc2bbccecfbfe9afc4f37a764e80b0f52e2446a81dd7", kill_on_drop: false }`
[INFO] [stdout] 4b49841ee32f04379fdedc2bbccecfbfe9afc4f37a764e80b0f52e2446a81dd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 538b662b2ca9e0c2de51b83bd00518e1c39ae56f91fd10c720ddf1dafd7a89ce
[INFO] running `Command { std: "docker" "start" "-a" "538b662b2ca9e0c2de51b83bd00518e1c39ae56f91fd10c720ddf1dafd7a89ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling owned-singleton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "538b662b2ca9e0c2de51b83bd00518e1c39ae56f91fd10c720ddf1dafd7a89ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538b662b2ca9e0c2de51b83bd00518e1c39ae56f91fd10c720ddf1dafd7a89ce", kill_on_drop: false }`
[INFO] [stdout] 538b662b2ca9e0c2de51b83bd00518e1c39ae56f91fd10c720ddf1dafd7a89ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10c50071bbfc2105cce7542c472bec2e223aa351b19edd8f47cd416ce4c1354e
[INFO] running `Command { std: "docker" "start" "-a" "10c50071bbfc2105cce7542c472bec2e223aa351b19edd8f47cd416ce4c1354e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/owned_singleton-706ae3228683ef1c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests owned-singleton
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10c50071bbfc2105cce7542c472bec2e223aa351b19edd8f47cd416ce4c1354e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c50071bbfc2105cce7542c472bec2e223aa351b19edd8f47cd416ce4c1354e", kill_on_drop: false }`
[INFO] [stdout] 10c50071bbfc2105cce7542c472bec2e223aa351b19edd8f47cd416ce4c1354e
