[INFO] fetching crate stava 0.6.2...
[INFO] testing stava-0.6.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate stava 0.6.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stava 0.6.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stava 0.6.2
[INFO] finished tweaking crates.io crate stava 0.6.2
[INFO] tweaked toml for crates.io crate stava 0.6.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate stava 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b6b20b82e6754d845993da62e8dcf28b343116f32dc00c4de6be9a520aea7d6
[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" "6b6b20b82e6754d845993da62e8dcf28b343116f32dc00c4de6be9a520aea7d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b6b20b82e6754d845993da62e8dcf28b343116f32dc00c4de6be9a520aea7d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6b20b82e6754d845993da62e8dcf28b343116f32dc00c4de6be9a520aea7d6", kill_on_drop: false }`
[INFO] [stdout] 6b6b20b82e6754d845993da62e8dcf28b343116f32dc00c4de6be9a520aea7d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 991ebf59962d6282fe08b519fc2c755fcbebf8b0fd00301d94ca65d222118cbb
[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" "991ebf59962d6282fe08b519fc2c755fcbebf8b0fd00301d94ca65d222118cbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling include_dir_impl v0.6.0
[INFO] [stderr]    Compiling include_dir v0.6.0
[INFO] [stderr]    Compiling stava v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "991ebf59962d6282fe08b519fc2c755fcbebf8b0fd00301d94ca65d222118cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "991ebf59962d6282fe08b519fc2c755fcbebf8b0fd00301d94ca65d222118cbb", kill_on_drop: false }`
[INFO] [stdout] 991ebf59962d6282fe08b519fc2c755fcbebf8b0fd00301d94ca65d222118cbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da5ad93e68de1aa7f65edd5209e8739627dfa5c704f6d839c9fca230a90f7e90
[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" "da5ad93e68de1aa7f65edd5209e8739627dfa5c704f6d839c9fca230a90f7e90", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling predicates v1.0.5
[INFO] [stderr]    Compiling assert_cmd v1.0.1
[INFO] [stderr]    Compiling stava v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.84s
[INFO] running `Command { std: "docker" "inspect" "da5ad93e68de1aa7f65edd5209e8739627dfa5c704f6d839c9fca230a90f7e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5ad93e68de1aa7f65edd5209e8739627dfa5c704f6d839c9fca230a90f7e90", kill_on_drop: false }`
[INFO] [stdout] da5ad93e68de1aa7f65edd5209e8739627dfa5c704f6d839c9fca230a90f7e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2530baf5740f006aeab666859470fbf469f803339c2eb3b16327d33cac37b57
[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" "d2530baf5740f006aeab666859470fbf469f803339c2eb3b16327d33cac37b57", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stava-43d4e613476872c2
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_deletes ... ok
[INFO] [stdout] test tests::test_inserts ... ok
[INFO] [stdout] test tests::test_default_word_file_is_available ... ok
[INFO] [stdout] test tests::test_replaces ... ok
[INFO] [stdout] test tests::test_learn_text_parse ... ok
[INFO] [stdout] test tests::test_transposes ... ok
[INFO] [stdout] test tests::test_splits ... ok
[INFO] [stdout] test tests::test_learn_word_freq ... ok
[INFO] [stdout] test tests::test_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stava-f1ac60f9c5334bf1
[INFO] [stderr]    Doc-tests stava
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2530baf5740f006aeab666859470fbf469f803339c2eb3b16327d33cac37b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2530baf5740f006aeab666859470fbf469f803339c2eb3b16327d33cac37b57", kill_on_drop: false }`
[INFO] [stdout] d2530baf5740f006aeab666859470fbf469f803339c2eb3b16327d33cac37b57