[INFO] crate shrev 1.1.1 is already in cache
[INFO] testing shrev-1.1.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate shrev 1.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate shrev 1.1.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80ff27835dd195f4d78e86a4b6167312202e7e3191a5e099eacbc9042bc3d789
[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" "80ff27835dd195f4d78e86a4b6167312202e7e3191a5e099eacbc9042bc3d789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80ff27835dd195f4d78e86a4b6167312202e7e3191a5e099eacbc9042bc3d789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ff27835dd195f4d78e86a4b6167312202e7e3191a5e099eacbc9042bc3d789", kill_on_drop: false }`
[INFO] [stdout] 80ff27835dd195f4d78e86a4b6167312202e7e3191a5e099eacbc9042bc3d789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55d48317903603726839f24151a24080daade54d6f66bf133c0f35a105f0e7f6
[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" "55d48317903603726839f24151a24080daade54d6f66bf133c0f35a105f0e7f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrev v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "55d48317903603726839f24151a24080daade54d6f66bf133c0f35a105f0e7f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55d48317903603726839f24151a24080daade54d6f66bf133c0f35a105f0e7f6", kill_on_drop: false }`
[INFO] [stdout] 55d48317903603726839f24151a24080daade54d6f66bf133c0f35a105f0e7f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5338febfca96bf99810d1db2511c68545da0979a4c25a6c2bf3093eb10680882
[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" "5338febfca96bf99810d1db2511c68545da0979a4c25a6c2bf3093eb10680882", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrev v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "5338febfca96bf99810d1db2511c68545da0979a4c25a6c2bf3093eb10680882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5338febfca96bf99810d1db2511c68545da0979a4c25a6c2bf3093eb10680882", kill_on_drop: false }`
[INFO] [stdout] 5338febfca96bf99810d1db2511c68545da0979a4c25a6c2bf3093eb10680882
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb788d55eb71053be2e6b807a2693e1ab0dbafe9a502dcba558614d00533961a
[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" "fb788d55eb71053be2e6b807a2693e1ab0dbafe9a502dcba558614d00533961a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shrev-70f090908aa71b73
[INFO] [stdout] running 16 tests
[INFO] [stdout] test storage::tests::iter_write_empty ... ok
[INFO] [stdout] test storage::tests::test_empty_write ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bounds-b8a685e8b48e899d
[INFO] [stdout] test storage::tests::test_size ... ok
[INFO] [stdout] test storage::tests::test_write_overflow ... 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_read ... ok
[INFO] [stdout] test storage::tests::test_too_large_write ... ok
[INFO] [stdout] test tests::test_read_write ... ok
[INFO] [stdout] test storage::tests::test_empty_read_write_before_id ... ok
[INFO] [stdout] test storage::tests::test_prevent_excess_growth ... ok
[INFO] [stdout] test storage::tests::test_reader_reuse ... ok
[INFO] [stdout] test storage::tests::test_read ... ok
[INFO] [stdout] test storage::tests::test_send_sync ... 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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/would_write-728787eee8e9cada
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test naive_negative ... ok
[INFO] [stdout] test naive_positive ... ok
[INFO] [stdout] test all_dropped ... ok
[INFO] [stdout] test recreated ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb788d55eb71053be2e6b807a2693e1ab0dbafe9a502dcba558614d00533961a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb788d55eb71053be2e6b807a2693e1ab0dbafe9a502dcba558614d00533961a", kill_on_drop: false }`
[INFO] [stdout] fb788d55eb71053be2e6b807a2693e1ab0dbafe9a502dcba558614d00533961a