[INFO] crate stava 0.6.1 is already in cache
[INFO] testing stava-0.6.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate stava 0.6.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stava 0.6.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate stava 0.6.1
[INFO] finished tweaking crates.io crate stava 0.6.1
[INFO] tweaked toml for crates.io crate stava 0.6.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate stava 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 888336d0c10900345aab61a081e58c605a11346c284e9e72d90310b466f4a32e
[INFO] running `"docker" "start" "-a" "888336d0c10900345aab61a081e58c605a11346c284e9e72d90310b466f4a32e"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling include_dir_impl v0.4.1
[INFO] [stderr]    Compiling include_dir v0.4.1
[INFO] [stderr]    Compiling stava v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.96s
[INFO] running `"docker" "inspect" "888336d0c10900345aab61a081e58c605a11346c284e9e72d90310b466f4a32e"`
[INFO] running `"docker" "rm" "-f" "888336d0c10900345aab61a081e58c605a11346c284e9e72d90310b466f4a32e"`
[INFO] [stdout] 888336d0c10900345aab61a081e58c605a11346c284e9e72d90310b466f4a32e
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a82cd4efea58308b444ec76861329ed2f5e13ea23ebd20554048436c3cc12fe
[INFO] running `"docker" "start" "-a" "6a82cd4efea58308b444ec76861329ed2f5e13ea23ebd20554048436c3cc12fe"`
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stderr]    Compiling normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling predicates v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling assert_cmd v0.12.0
[INFO] [stderr]    Compiling stava v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 45.77s
[INFO] running `"docker" "inspect" "6a82cd4efea58308b444ec76861329ed2f5e13ea23ebd20554048436c3cc12fe"`
[INFO] running `"docker" "rm" "-f" "6a82cd4efea58308b444ec76861329ed2f5e13ea23ebd20554048436c3cc12fe"`
[INFO] [stdout] 6a82cd4efea58308b444ec76861329ed2f5e13ea23ebd20554048436c3cc12fe
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1ab738f77008c222b43962b0dff0b47a55003815be8cb7c9ec3a700f6f8efc2
[INFO] running `"docker" "start" "-a" "a1ab738f77008c222b43962b0dff0b47a55003815be8cb7c9ec3a700f6f8efc2"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stava-ae7c1c2d9c0b4274
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_splits ... ok
[INFO] [stdout] test tests::test_deletes ... ok
[INFO] [stdout] test tests::test_replaces ... ok
[INFO] [stdout] test tests::test_transposes ... ok
[INFO] [stdout] test tests::test_inserts ... ok
[INFO] [stdout] test tests::test_learn_text_parse ... ok
[INFO] [stdout] test tests::test_learn_word_freq ... ok
[INFO] [stdout] test tests::test_default_word_file_is_available ... 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] [stderr]      Running /opt/rustwide/target/debug/deps/stava-359770700becb66e
[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]    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 `"docker" "inspect" "a1ab738f77008c222b43962b0dff0b47a55003815be8cb7c9ec3a700f6f8efc2"`
[INFO] running `"docker" "rm" "-f" "a1ab738f77008c222b43962b0dff0b47a55003815be8cb7c9ec3a700f6f8efc2"`
[INFO] [stdout] a1ab738f77008c222b43962b0dff0b47a55003815be8cb7c9ec3a700f6f8efc2