[INFO] fetching crate minotaur 0.3.0... [INFO] testing minotaur-0.3.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate minotaur 0.3.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate minotaur 0.3.0 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 minotaur 0.3.0 [INFO] finished tweaking crates.io crate minotaur 0.3.0 [INFO] tweaked toml for crates.io crate minotaur 0.3.0 written to /workspace/builds/worker-2/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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded png v0.14.1 [INFO] [stderr] Downloaded inflate v0.4.5 [INFO] [stderr] Downloaded gif v0.10.3 [INFO] [stderr] Downloaded deflate v0.7.20 [INFO] [stderr] Downloaded image v0.21.3 [INFO] [stderr] Downloaded tiff v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 108981bd15ec24e8832104aba9642472eb2eaf826c9819d90418c445366b46a6 [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" "108981bd15ec24e8832104aba9642472eb2eaf826c9819d90418c445366b46a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "108981bd15ec24e8832104aba9642472eb2eaf826c9819d90418c445366b46a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "108981bd15ec24e8832104aba9642472eb2eaf826c9819d90418c445366b46a6", kill_on_drop: false }` [INFO] [stdout] 108981bd15ec24e8832104aba9642472eb2eaf826c9819d90418c445366b46a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 1723b34150e78213e9497f9073d2961c7c73a0aaf51ef33a1a8e73066fd20020 [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" "1723b34150e78213e9497f9073d2961c7c73a0aaf51ef33a1a8e73066fd20020", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling minotaur v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 28s [INFO] running `Command { std: "docker" "inspect" "1723b34150e78213e9497f9073d2961c7c73a0aaf51ef33a1a8e73066fd20020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1723b34150e78213e9497f9073d2961c7c73a0aaf51ef33a1a8e73066fd20020", kill_on_drop: false }` [INFO] [stdout] 1723b34150e78213e9497f9073d2961c7c73a0aaf51ef33a1a8e73066fd20020 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4a01b19a3450729e827b18c130f1174ef83896299965bd61b22c0f71d8a79704 [INFO] running `Command { std: "docker" "start" "-a" "4a01b19a3450729e827b18c130f1174ef83896299965bd61b22c0f71d8a79704", kill_on_drop: false }` [INFO] [stderr] Compiling minotaur v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.30s [INFO] running `Command { std: "docker" "inspect" "4a01b19a3450729e827b18c130f1174ef83896299965bd61b22c0f71d8a79704", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a01b19a3450729e827b18c130f1174ef83896299965bd61b22c0f71d8a79704", kill_on_drop: false }` [INFO] [stdout] 4a01b19a3450729e827b18c130f1174ef83896299965bd61b22c0f71d8a79704 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 61c5947a590ac131b463cbd71e62a7773f667f532af0b588759265036c475dbc [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" "61c5947a590ac131b463cbd71e62a7773f667f532af0b588759265036c475dbc", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minotaur-0a97f9197c67579a) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test tests::test_hunt_and_kill ... ok [INFO] [stdout] test tests::test_recursive_backtracker ... ok [INFO] [stdout] test tests::test_aldous_broder_all_mazes ... ok [INFO] [stdout] test tests::test_binary_tree ... ok [INFO] [stdout] test tests::test_sidewinder ... ok [INFO] [stdout] test tests::test_wilsons_all_mazes ... ok [INFO] [stdout] test tests::test_aldous_broder ... ok [INFO] [stdout] test tests::test_wilsons has been running for over 60 seconds [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minotaur-6a283f7f5724ea7b) [INFO] [stdout] test tests::test_wilsons ... ok [INFO] [stderr] Doc-tests minotaur [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 67.09s [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] [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" "61c5947a590ac131b463cbd71e62a7773f667f532af0b588759265036c475dbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61c5947a590ac131b463cbd71e62a7773f667f532af0b588759265036c475dbc", kill_on_drop: false }` [INFO] [stdout] 61c5947a590ac131b463cbd71e62a7773f667f532af0b588759265036c475dbc