[INFO] fetching crate cervus 0.4.99...
[INFO] testing cervus-0.4.99 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate cervus 0.4.99 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cervus 0.4.99 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 cervus 0.4.99
[INFO] finished tweaking crates.io crate cervus 0.4.99
[INFO] tweaked toml for crates.io crate cervus 0.4.99 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d2787c372e5f491cb0172213830ea97db939738e562f547e5faeaeb4556f382f
[INFO] running `Command { std: "docker" "start" "-a" "d2787c372e5f491cb0172213830ea97db939738e562f547e5faeaeb4556f382f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2787c372e5f491cb0172213830ea97db939738e562f547e5faeaeb4556f382f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2787c372e5f491cb0172213830ea97db939738e562f547e5faeaeb4556f382f", kill_on_drop: false }`
[INFO] [stdout] d2787c372e5f491cb0172213830ea97db939738e562f547e5faeaeb4556f382f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7e4e1f0d20c6ed9bb84de86c287ac84e8cb229676eea1b02ac7f473ed098a6dd
[INFO] running `Command { std: "docker" "start" "-a" "7e4e1f0d20c6ed9bb84de86c287ac84e8cb229676eea1b02ac7f473ed098a6dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cervus v0.4.99 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "7e4e1f0d20c6ed9bb84de86c287ac84e8cb229676eea1b02ac7f473ed098a6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e4e1f0d20c6ed9bb84de86c287ac84e8cb229676eea1b02ac7f473ed098a6dd", kill_on_drop: false }`
[INFO] [stdout] 7e4e1f0d20c6ed9bb84de86c287ac84e8cb229676eea1b02ac7f473ed098a6dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b375a5f11ec9e4d80e8056d9fb26e6aeed9012e3f25360ecde4bc57ea55ecfb2
[INFO] running `Command { std: "docker" "start" "-a" "b375a5f11ec9e4d80e8056d9fb26e6aeed9012e3f25360ecde4bc57ea55ecfb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cervus v0.4.99 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "b375a5f11ec9e4d80e8056d9fb26e6aeed9012e3f25360ecde4bc57ea55ecfb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b375a5f11ec9e4d80e8056d9fb26e6aeed9012e3f25360ecde4bc57ea55ecfb2", kill_on_drop: false }`
[INFO] [stdout] b375a5f11ec9e4d80e8056d9fb26e6aeed9012e3f25360ecde4bc57ea55ecfb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d594736029fe38cd3a443fb7089d326211f6926f7f1ae24900fd94505a3c6c14
[INFO] running `Command { std: "docker" "start" "-a" "d594736029fe38cd3a443fb7089d326211f6926f7f1ae24900fd94505a3c6c14", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cervus-ed36ba77c757f278)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests cervus
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "d594736029fe38cd3a443fb7089d326211f6926f7f1ae24900fd94505a3c6c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d594736029fe38cd3a443fb7089d326211f6926f7f1ae24900fd94505a3c6c14", kill_on_drop: false }`
[INFO] [stdout] d594736029fe38cd3a443fb7089d326211f6926f7f1ae24900fd94505a3c6c14