[INFO] fetching crate chik-puzzles 0.20.2...
[INFO] testing chik-puzzles-0.20.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate chik-puzzles 0.20.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate chik-puzzles 0.20.2
[INFO] finished tweaking crates.io crate chik-puzzles 0.20.2
[INFO] tweaked toml for crates.io crate chik-puzzles 0.20.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chik-puzzles 0.20.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chik-puzzles 0.20.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e505c1de3f5d52e997090cc9da1c64224c77f2639ddc9695d69a4e4d58a95a1b
[INFO] running `Command { std: "docker" "start" "-a" "e505c1de3f5d52e997090cc9da1c64224c77f2639ddc9695d69a4e4d58a95a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e505c1de3f5d52e997090cc9da1c64224c77f2639ddc9695d69a4e4d58a95a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e505c1de3f5d52e997090cc9da1c64224c77f2639ddc9695d69a4e4d58a95a1b", kill_on_drop: false }`
[INFO] [stdout] e505c1de3f5d52e997090cc9da1c64224c77f2639ddc9695d69a4e4d58a95a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5d4ad7e84789cf8431589686c0eabb50b95806a2ea7681df66beae0d170f603
[INFO] running `Command { std: "docker" "start" "-a" "b5d4ad7e84789cf8431589686c0eabb50b95806a2ea7681df66beae0d170f603", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex-literal v0.4.1
[INFO] [stderr]    Compiling chik-puzzles v0.20.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `Command { std: "docker" "inspect" "b5d4ad7e84789cf8431589686c0eabb50b95806a2ea7681df66beae0d170f603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d4ad7e84789cf8431589686c0eabb50b95806a2ea7681df66beae0d170f603", kill_on_drop: false }`
[INFO] [stdout] b5d4ad7e84789cf8431589686c0eabb50b95806a2ea7681df66beae0d170f603
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdcbff80d316a7550d458d1dbae8fb0e07fee5b2d6c12244974a909d48903fd3
[INFO] running `Command { std: "docker" "start" "-a" "cdcbff80d316a7550d458d1dbae8fb0e07fee5b2d6c12244974a909d48903fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling chik-puzzles v0.20.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.58s
[INFO] running `Command { std: "docker" "inspect" "cdcbff80d316a7550d458d1dbae8fb0e07fee5b2d6c12244974a909d48903fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcbff80d316a7550d458d1dbae8fb0e07fee5b2d6c12244974a909d48903fd3", kill_on_drop: false }`
[INFO] [stdout] cdcbff80d316a7550d458d1dbae8fb0e07fee5b2d6c12244974a909d48903fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b4cd1c39a6fc39d8936341dfc62b19f7655d5a565ae2dc74886d80065d9c22c
[INFO] running `Command { std: "docker" "start" "-a" "8b4cd1c39a6fc39d8936341dfc62b19f7655d5a565ae2dc74886d80065d9c22c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chik_puzzles-e6e4cc49f28a8f60)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::tests::puzzle_hashes ... ok
[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] [stderr]    Doc-tests chik_puzzles
[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" "8b4cd1c39a6fc39d8936341dfc62b19f7655d5a565ae2dc74886d80065d9c22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4cd1c39a6fc39d8936341dfc62b19f7655d5a565ae2dc74886d80065d9c22c", kill_on_drop: false }`
[INFO] [stdout] 8b4cd1c39a6fc39d8936341dfc62b19f7655d5a565ae2dc74886d80065d9c22c