[INFO] fetching crate pretok 0.1.0...
[INFO] testing pretok-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pretok 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pretok 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretok 0.1.0
[INFO] finished tweaking crates.io crate pretok 0.1.0
[INFO] tweaked toml for crates.io crate pretok 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded treeline v0.1.0
[INFO] [stderr]   Downloaded semver v0.1.20
[INFO] [stderr]   Downloaded predicates-tree v1.0.1
[INFO] [stderr]   Downloaded predicates v1.0.6
[INFO] [stderr]   Downloaded rustc_version v0.1.7
[INFO] [stderr]   Downloaded predicates-core v1.0.1
[INFO] [stderr]   Downloaded strcursor v0.2.5
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded assert_cmd v1.0.2
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.2
[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" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] b27c512b418805a948a183c338186818bcc48cfbed9feb31551c208f05ec62d6
[INFO] running `Command { std: "docker" "start" "-a" "b27c512b418805a948a183c338186818bcc48cfbed9feb31551c208f05ec62d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b27c512b418805a948a183c338186818bcc48cfbed9feb31551c208f05ec62d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27c512b418805a948a183c338186818bcc48cfbed9feb31551c208f05ec62d6", kill_on_drop: false }`
[INFO] [stdout] b27c512b418805a948a183c338186818bcc48cfbed9feb31551c208f05ec62d6
[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" "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" "+beta-2021-01-01" "build" "--frozen" "--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] b775a4a761098f2c038876dc2d97c789f9059d9ed41ebaea5c88697716135b64
[INFO] running `Command { std: "docker" "start" "-a" "b775a4a761098f2c038876dc2d97c789f9059d9ed41ebaea5c88697716135b64", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling strcursor v0.2.5
[INFO] [stderr]    Compiling pretok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "b775a4a761098f2c038876dc2d97c789f9059d9ed41ebaea5c88697716135b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b775a4a761098f2c038876dc2d97c789f9059d9ed41ebaea5c88697716135b64", kill_on_drop: false }`
[INFO] [stdout] b775a4a761098f2c038876dc2d97c789f9059d9ed41ebaea5c88697716135b64
[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" "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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78fa76d06caedbe9623750665018723414a22f4bbd9670f060c1a04fae0c66f6
[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" "78fa76d06caedbe9623750665018723414a22f4bbd9670f060c1a04fae0c66f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling predicates-tree v1.0.1
[INFO] [stderr]    Compiling predicates v1.0.6
[INFO] [stderr]    Compiling assert_cmd v1.0.2
[INFO] [stderr]    Compiling pretok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "78fa76d06caedbe9623750665018723414a22f4bbd9670f060c1a04fae0c66f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fa76d06caedbe9623750665018723414a22f4bbd9670f060c1a04fae0c66f6", kill_on_drop: false }`
[INFO] [stdout] 78fa76d06caedbe9623750665018723414a22f4bbd9670f060c1a04fae0c66f6
[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" "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" "+beta-2021-01-01" "test" "--frozen", 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] e7a3428d3d74b7c50c533c48972fcda96f2ab43e4f46bed72e0e99b9c611bac8
[INFO] running `Command { std: "docker" "start" "-a" "e7a3428d3d74b7c50c533c48972fcda96f2ab43e4f46bed72e0e99b9c611bac8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] [stdout] running 32 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pretok-a21950d8334c4220
[INFO] [stdout] test tests::pretokenizer_test_0 ... ok
[INFO] [stdout] test tests::pretokenizer_test_10 ... ok
[INFO] [stdout] test tests::pretokenizer_test_12 ... ok
[INFO] [stdout] test tests::pretokenizer_test_11 ... ok
[INFO] [stdout] test tests::pretokenizer_test_17 ... ok
[INFO] [stdout] test tests::pretokenizer_test_18 ... ok
[INFO] [stdout] test tests::pretokenizer_test_19 ... ok
[INFO] [stdout] test tests::pretokenizer_test_2 ... ok
[INFO] [stdout] test tests::pretokenizer_test_14 ... ok
[INFO] [stdout] test tests::pretokenizer_test_1 ... ok
[INFO] [stdout] test tests::pretokenizer_test_15 ... ok
[INFO] [stdout] test tests::pretokenizer_test_16 ... ok
[INFO] [stdout] test tests::pretokenizer_test_13 ... ok
[INFO] [stdout] test tests::pretokenizer_test_22 ... ok
[INFO] [stdout] test tests::pretokenizer_test_23 ... ok
[INFO] [stdout] test tests::pretokenizer_test_20 ... ok
[INFO] [stdout] test tests::pretokenizer_test_21 ... ok
[INFO] [stdout] test tests::pretokenizer_test_26 ... ok
[INFO] [stdout] test tests::pretokenizer_test_27 ... ok
[INFO] [stdout] test tests::pretokenizer_test_28 ... ok
[INFO] [stdout] test tests::pretokenizer_test_29 ... ok
[INFO] [stdout] test tests::pretokenizer_test_3 ... ok
[INFO] [stdout] test tests::pretokenizer_test_4 ... ok
[INFO] [stdout] test tests::pretokenizer_test_7 ... ok
[INFO] [stdout] test tests::pretokenizer_test_5 ... ok
[INFO] [stdout] test tests::pretokenizer_test_30 ... ok
[INFO] [stdout] test tests::pretokenizer_test_8 ... ok
[INFO] [stdout] test tests::pretokenizer_test_31 ... ok
[INFO] [stdout] test tests::pretokenizer_test_24 ... ok
[INFO] [stdout] test tests::pretokenizer_test_6 ... ok
[INFO] [stdout] test tests::pretokenizer_test_9 ... ok
[INFO] [stdout] test tests::pretokenizer_test_25 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pretok
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - Pretokenizer (line 143) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7a3428d3d74b7c50c533c48972fcda96f2ab43e4f46bed72e0e99b9c611bac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a3428d3d74b7c50c533c48972fcda96f2ab43e4f46bed72e0e99b9c611bac8", kill_on_drop: false }`
[INFO] [stdout] e7a3428d3d74b7c50c533c48972fcda96f2ab43e4f46bed72e0e99b9c611bac8