[INFO] fetching crate shrev 1.1.1...
[INFO] testing shrev-1.1.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate shrev 1.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate shrev 1.1.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shrev 1.1.1
[INFO] finished tweaking crates.io crate shrev 1.1.1
[INFO] tweaked toml for crates.io crate shrev 1.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e1bd7202c9caaa9dc6d171b4dde928361ebbb18d7b288b6bb6584a00fa5c856
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8e1bd7202c9caaa9dc6d171b4dde928361ebbb18d7b288b6bb6584a00fa5c856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e1bd7202c9caaa9dc6d171b4dde928361ebbb18d7b288b6bb6584a00fa5c856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1bd7202c9caaa9dc6d171b4dde928361ebbb18d7b288b6bb6584a00fa5c856", kill_on_drop: false }`
[INFO] [stdout] 8e1bd7202c9caaa9dc6d171b4dde928361ebbb18d7b288b6bb6584a00fa5c856
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36b2f43302cf4179610ebf506248842d3bde6a3cad3640c99a6fe582f0b398ed
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36b2f43302cf4179610ebf506248842d3bde6a3cad3640c99a6fe582f0b398ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrev v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "36b2f43302cf4179610ebf506248842d3bde6a3cad3640c99a6fe582f0b398ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b2f43302cf4179610ebf506248842d3bde6a3cad3640c99a6fe582f0b398ed", kill_on_drop: false }`
[INFO] [stdout] 36b2f43302cf4179610ebf506248842d3bde6a3cad3640c99a6fe582f0b398ed
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e4e187ca05c5017d41ee761884874e5862725e6258176572290158a89c4f94b
[INFO] running `Command { std: "docker" "start" "-a" "5e4e187ca05c5017d41ee761884874e5862725e6258176572290158a89c4f94b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling shrev v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "5e4e187ca05c5017d41ee761884874e5862725e6258176572290158a89c4f94b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4e187ca05c5017d41ee761884874e5862725e6258176572290158a89c4f94b", kill_on_drop: false }`
[INFO] [stdout] 5e4e187ca05c5017d41ee761884874e5862725e6258176572290158a89c4f94b
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] adc83a525d294e183f0fddcf37b8aa0a9811b492b90a53fae6b135089e42838c
[INFO] running `Command { std: "docker" "start" "-a" "adc83a525d294e183f0fddcf37b8aa0a9811b492b90a53fae6b135089e42838c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shrev-4eabb0e7fc51d1c9)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test storage::tests::test_too_large_write ... ok
[INFO] [stdout] test tests::test_read_write ... ok
[INFO] [stdout] test storage::tests::test_size ... ok
[INFO] [stdout] test storage::tests::test_send_sync ... ok
[INFO] [stdout] test storage::tests::test_reader_reuse ... ok
[INFO] [stdout] test storage::tests::test_read ... ok
[INFO] [stdout] test storage::tests::test_empty_read ... ok
[INFO] [stdout] test storage::tests::test_write_overflow ... ok
[INFO] [stdout] test storage::tests::iter_write_empty ... ok
[INFO] [stdout] test storage::tests::test_empty_read_write_before_id ... ok
[INFO] [stdout] test storage::tests::test_write_slice ... ok
[INFO] [stdout] test tests::test_example ... ok
[INFO] [stdout] test storage::tests::test_circular ... ok
[INFO] [stdout] test storage::tests::test_empty_write ... ok
[INFO] [stdout] test storage::tests::test_prevent_excess_growth ... ok
[INFO] [stdout] test tests::test_grow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bounds.rs (/opt/rustwide/target/debug/deps/bounds-64e95b3082f09ca5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test event_channel_bounds ... ok
[INFO] [stdout] test event_iterator_bounds ... ok
[INFO] [stdout] test reader_id_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/would_write.rs (/opt/rustwide/target/debug/deps/would_write-9490b6fb3ff04c79)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test naive_negative ... ok
[INFO] [stdout] test recreated ... ok
[INFO] [stdout] test all_dropped ... ok
[INFO] [stdout] test naive_positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shrev
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - EventChannel (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "adc83a525d294e183f0fddcf37b8aa0a9811b492b90a53fae6b135089e42838c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc83a525d294e183f0fddcf37b8aa0a9811b492b90a53fae6b135089e42838c", kill_on_drop: false }`
[INFO] [stdout] adc83a525d294e183f0fddcf37b8aa0a9811b492b90a53fae6b135089e42838c