[INFO] crate spelling_corrector 0.2.3 is already in cache
[INFO] testing spelling_corrector-0.2.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate spelling_corrector 0.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate spelling_corrector 0.2.3 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate spelling_corrector 0.2.3
[INFO] finished tweaking crates.io crate spelling_corrector 0.2.3
[INFO] tweaked toml for crates.io crate spelling_corrector 0.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate spelling_corrector 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "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] 1ba51abddbecff4f6b24514da3d2858edfe985ffd1af128f352df1518f19e13c
[INFO] running `"docker" "start" "-a" "1ba51abddbecff4f6b24514da3d2858edfe985ffd1af128f352df1518f19e13c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cc v1.0.49
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling generator v0.6.19
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling ignore v0.4.10
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling globwalk v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling clap-verbosity-flag v0.2.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]    Compiling structopt v0.3.7
[INFO] [stderr]    Compiling quicli v0.4.0
[INFO] [stderr]    Compiling spelling_corrector v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `w1`
[INFO] [stderr]    --> src/corrector.rs:135:27
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_w1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w2`
[INFO] [stderr]    --> src/corrector.rs:135:37
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_w2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/corrector.rs:136:20
[INFO] [stderr]     |
[INFO] [stderr] 136 |             .map(|(p, w)| w)
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `"docker" "inspect" "1ba51abddbecff4f6b24514da3d2858edfe985ffd1af128f352df1518f19e13c"`
[INFO] running `"docker" "rm" "-f" "1ba51abddbecff4f6b24514da3d2858edfe985ffd1af128f352df1518f19e13c"`
[INFO] [stdout] 1ba51abddbecff4f6b24514da3d2858edfe985ffd1af128f352df1518f19e13c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "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] 4b8627e209cb3c8ee476e7f9e2b5e83c1441dae19bc7c86bb05820127d703854
[INFO] running `"docker" "start" "-a" "4b8627e209cb3c8ee476e7f9e2b5e83c1441dae19bc7c86bb05820127d703854"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling spelling_corrector v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `w1`
[INFO] [stderr]    --> src/corrector.rs:135:27
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_w1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w2`
[INFO] [stderr]    --> src/corrector.rs:135:37
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_w2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/corrector.rs:136:20
[INFO] [stderr]     |
[INFO] [stderr] 136 |             .map(|(p, w)| w)
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w1`
[INFO] [stderr]    --> src/corrector.rs:135:27
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_w1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w2`
[INFO] [stderr]    --> src/corrector.rs:135:37
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_w2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/corrector.rs:136:20
[INFO] [stderr]     |
[INFO] [stderr] 136 |             .map(|(p, w)| w)
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `"docker" "inspect" "4b8627e209cb3c8ee476e7f9e2b5e83c1441dae19bc7c86bb05820127d703854"`
[INFO] running `"docker" "rm" "-f" "4b8627e209cb3c8ee476e7f9e2b5e83c1441dae19bc7c86bb05820127d703854"`
[INFO] [stdout] 4b8627e209cb3c8ee476e7f9e2b5e83c1441dae19bc7c86bb05820127d703854
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "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] 888121b59a2ae6f9b9a9b155d74ef382ce07b1b4eb3195f77e82580ac541c5a1
[INFO] running `"docker" "start" "-a" "888121b59a2ae6f9b9a9b155d74ef382ce07b1b4eb3195f77e82580ac541c5a1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `w1`
[INFO] [stderr]    --> src/corrector.rs:135:27
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_w1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w2`
[INFO] [stderr]    --> src/corrector.rs:135:37
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_w2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/corrector.rs:136:20
[INFO] [stderr]     |
[INFO] [stderr] 136 |             .map(|(p, w)| w)
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w1`
[INFO] [stderr]    --> src/corrector.rs:135:27
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_w1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w2`
[INFO] [stderr]    --> src/corrector.rs:135:37
[INFO] [stderr]     |
[INFO] [stderr] 135 |             .max_by(|(p1, w1), (p2, w2)| p1.partial_cmp(p2).expect("Tried to compare NAN"))
[INFO] [stderr]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_w2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/corrector.rs:136:20
[INFO] [stderr]     |
[INFO] [stderr] 136 |             .map(|(p, w)| w)
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spelling_corrector-b91e0375b4aeddf7
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test corrector::tests::test_word_prob ... ok
[INFO] [stdout] test corrector::tests::test_word_split ... ok
[INFO] [stdout] test corrector::tests::test_corrector_on_valid_word ... ok
[INFO] [stdout] test corrector::tests::test_corrector_on_invalid_word ... ok
[INFO] [stdout] test test_corrector ... ok
[INFO] [stdout] test corrector::tests::test_corrector_with_actual_dataset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spelling_corrector-a3b919197491b786
[INFO] [stderr]    Doc-tests spelling_corrector
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "888121b59a2ae6f9b9a9b155d74ef382ce07b1b4eb3195f77e82580ac541c5a1"`
[INFO] running `"docker" "rm" "-f" "888121b59a2ae6f9b9a9b155d74ef382ce07b1b4eb3195f77e82580ac541c5a1"`
[INFO] [stdout] 888121b59a2ae6f9b9a9b155d74ef382ce07b1b4eb3195f77e82580ac541c5a1