[INFO] fetching crate cur 0.4.0...
[INFO] testing cur-0.4.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate cur 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cur 0.4.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cur 0.4.0
[INFO] finished tweaking crates.io crate cur 0.4.0
[INFO] tweaked toml for crates.io crate cur 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7777c90be6e67d821d6b63ee92893b591c221a1f32aeb96f2f089661f3f1419b
[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" "7777c90be6e67d821d6b63ee92893b591c221a1f32aeb96f2f089661f3f1419b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7777c90be6e67d821d6b63ee92893b591c221a1f32aeb96f2f089661f3f1419b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7777c90be6e67d821d6b63ee92893b591c221a1f32aeb96f2f089661f3f1419b", kill_on_drop: false }`
[INFO] [stdout] 7777c90be6e67d821d6b63ee92893b591c221a1f32aeb96f2f089661f3f1419b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0473d329e20287f1647c8aae47b8f0a2308fdc14989c47645e0854812a706571
[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" "0473d329e20287f1647c8aae47b8f0a2308fdc14989c47645e0854812a706571", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling cur_macro v0.4.0
[INFO] [stderr]    Compiling cur v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.45s
[INFO] running `Command { std: "docker" "inspect" "0473d329e20287f1647c8aae47b8f0a2308fdc14989c47645e0854812a706571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0473d329e20287f1647c8aae47b8f0a2308fdc14989c47645e0854812a706571", kill_on_drop: false }`
[INFO] [stdout] 0473d329e20287f1647c8aae47b8f0a2308fdc14989c47645e0854812a706571
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e84e000a42d41f6ddab56050fb08b498c9cada6b7d3b98ded04eedcf80901639
[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" "e84e000a42d41f6ddab56050fb08b498c9cada6b7d3b98ded04eedcf80901639", kill_on_drop: false }`
[INFO] [stderr]    Compiling cur v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "e84e000a42d41f6ddab56050fb08b498c9cada6b7d3b98ded04eedcf80901639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84e000a42d41f6ddab56050fb08b498c9cada6b7d3b98ded04eedcf80901639", kill_on_drop: false }`
[INFO] [stdout] e84e000a42d41f6ddab56050fb08b498c9cada6b7d3b98ded04eedcf80901639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37ac12b8858771b908974d3168af02e969234d4a635fff8c353362c0508efd4c
[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" "37ac12b8858771b908974d3168af02e969234d4a635fff8c353362c0508efd4c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cur-fc79404a691bf91c)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/catch.rs (/opt/rustwide/target/debug/deps/catch-5d3b85919ca4cacf)
[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 inner_item ... ok
[INFO] [stdout] test single_item ... ok
[INFO] [stderr]      Running tests/find.rs (/opt/rustwide/target/debug/deps/find-17786cf36411f19b)
[INFO] [stdout] test non_item ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test range ... ok
[INFO] [stdout] test min_repetition ... ok
[INFO] [stderr]      Running tests/is_game.rs (/opt/rustwide/target/debug/deps/is_game-c4869ff37b4dc592)
[INFO] [stdout] test union_sequences ... ok
[INFO] [stdout] test sequence_of_chars ... ok
[INFO] [stdout] test union_of_chars ... ok
[INFO] [stdout] test sequence_repetition_and_repeat ... ok
[INFO] [stdout] test char ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test char ... ok
[INFO] [stdout] test union_sequences ... ok
[INFO] [stdout] test union_with_repetition ... ok
[INFO] [stdout] test repetition ... ok
[INFO] [stdout] test empty_sequence ... ok
[INFO] [stdout] test range ... ok
[INFO] [stdout] test sequence_any_repetition_and_repeat ... ok
[INFO] [stderr]    Doc-tests cur
[INFO] [stdout] test sequence_of_chars ... ok
[INFO] [stdout] test union_of_chars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "37ac12b8858771b908974d3168af02e969234d4a635fff8c353362c0508efd4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ac12b8858771b908974d3168af02e969234d4a635fff8c353362c0508efd4c", kill_on_drop: false }`
[INFO] [stdout] 37ac12b8858771b908974d3168af02e969234d4a635fff8c353362c0508efd4c