[INFO] fetching crate contractions 0.5.4...
[INFO] testing contractions-0.5.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate contractions 0.5.4 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate contractions 0.5.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contractions 0.5.4
[INFO] finished tweaking crates.io crate contractions 0.5.4
[INFO] tweaked toml for crates.io crate contractions 0.5.4 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate contractions 0.5.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_regex v1.1.0
[INFO] [stderr]   Downloaded serde_test v1.0.126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e38d7155935456a7c330c854e81d861bf9925a4ad8bfdd67b276dacfdddc6f4a
[INFO] running `Command { std: "docker" "start" "-a" "e38d7155935456a7c330c854e81d861bf9925a4ad8bfdd67b276dacfdddc6f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e38d7155935456a7c330c854e81d861bf9925a4ad8bfdd67b276dacfdddc6f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e38d7155935456a7c330c854e81d861bf9925a4ad8bfdd67b276dacfdddc6f4a", kill_on_drop: false }`
[INFO] [stdout] e38d7155935456a7c330c854e81d861bf9925a4ad8bfdd67b276dacfdddc6f4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eadfbfa82ded3c04f3c1184cdaad05368173e12e90019145e447aa1418584614
[INFO] running `Command { std: "docker" "start" "-a" "eadfbfa82ded3c04f3c1184cdaad05368173e12e90019145e447aa1418584614", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_test v1.0.126
[INFO] [stderr]    Compiling serde_regex v1.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling contractions v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.57s
[INFO] running `Command { std: "docker" "inspect" "eadfbfa82ded3c04f3c1184cdaad05368173e12e90019145e447aa1418584614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eadfbfa82ded3c04f3c1184cdaad05368173e12e90019145e447aa1418584614", kill_on_drop: false }`
[INFO] [stdout] eadfbfa82ded3c04f3c1184cdaad05368173e12e90019145e447aa1418584614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cdc06772876b8b70c0f1193f1e5c15aee8c910a278e68d64b992be47248bee
[INFO] running `Command { std: "docker" "start" "-a" "37cdc06772876b8b70c0f1193f1e5c15aee8c910a278e68d64b992be47248bee", kill_on_drop: false }`
[INFO] [stderr]    Compiling contractions v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "37cdc06772876b8b70c0f1193f1e5c15aee8c910a278e68d64b992be47248bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cdc06772876b8b70c0f1193f1e5c15aee8c910a278e68d64b992be47248bee", kill_on_drop: false }`
[INFO] [stdout] 37cdc06772876b8b70c0f1193f1e5c15aee8c910a278e68d64b992be47248bee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14fd6a73ec73459afe656468f93c72f28a06a2402a08e43bc6f90d5f94ce3c5d
[INFO] running `Command { std: "docker" "start" "-a" "14fd6a73ec73459afe656468f93c72f28a06a2402a08e43bc6f90d5f94ce3c5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/contractions-328a0ad24b86497c)
[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] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-95d253e8ee63a26c)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test apply__new ... ok
[INFO] [stdout] test add ... ok
[INFO] [stdout] test from_json__by_hand ... ok
[INFO] [stdout] test partials ... ok
[INFO] [stdout] test add_from_json__from_file ... ok
[INFO] [stdout] test from_json__from_file ... ok
[INFO] [stdout] test remove__keep_others ... ok
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test apply__capitalization ... ok
[INFO] [stdout] test apply__double_apostroph_will_have ... ok
[INFO] [stdout] test apply__grave_accent ... ok
[INFO] [stdout] test apply__single_quotation_mark ... ok
[INFO] [stdout] test apply__double_apostroph_would_have ... ok
[INFO] [stdout] test apply__double_apostroph_are ... ok
[INFO] [stdout] test apply__slang ... ok
[INFO] [stdout] test apply__do_not_replace_partials_where_not_intended ... ok
[INFO] [stdout] test apply__double_apostroph ... ok
[INFO] [stdout] test apply__multiple_terms ... ok
[INFO] [stdout] test apply__dont_replace_possessives ... ok
[INFO] [stdout] test apply__period_after_contraction ... ok
[INFO] [stdout] test apply__single_apostroph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests contractions
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - Contractions::add_from_json (line 173) ... FAILED
[INFO] [stdout] test src/lib.rs - Contractions::remove (line 196) ... FAILED
[INFO] [stdout] test src/lib.rs - Contractions::from_json (line 155) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - Contractions::default (line 122) ... ok
[INFO] [stdout] test src/lib.rs - Contractions::add (line 212) ... ok
[INFO] [stdout] test src/lib.rs - Contractions::new (line 138) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - Contractions::apply (line 248) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - Contractions (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Contractions::add_from_json (line 173) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `SINGLE_CONTRACTIONS_JSON` in crate `contractions`
[INFO] [stdout]   --> src/lib.rs:176:42
[INFO] [stdout]    |
[INFO] [stdout] 6  |   contractions.add_from_json(contractions::SINGLE_CONTRACTIONS_JSON);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: a constant with a similar name exists: `EXPAND_SINGLE_CONTRACTIONS_JSON`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / pub const EXPAND_SINGLE_CONTRACTIONS_JSON :&str =
[INFO] [stdout] 45 | |     include_str!("../data/expand/single_contractions.json");
[INFO] [stdout]    | |____________________________________________________________- similarly named constant `EXPAND_SINGLE_CONTRACTIONS_JSON` defined here
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Contractions::remove (line 196) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `SINGLE_CONTRACTIONS_JSON` in crate `contractions`
[INFO] [stdout]   --> src/lib.rs:200:42
[INFO] [stdout]    |
[INFO] [stdout] 7  |   contractions.add_from_json(contractions::SINGLE_CONTRACTIONS_JSON);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: a constant with a similar name exists: `EXPAND_SINGLE_CONTRACTIONS_JSON`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / pub const EXPAND_SINGLE_CONTRACTIONS_JSON :&str =
[INFO] [stdout] 45 | |     include_str!("../data/expand/single_contractions.json");
[INFO] [stdout]    | |____________________________________________________________- similarly named constant `EXPAND_SINGLE_CONTRACTIONS_JSON` defined here
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Contractions::from_json (line 155) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `SINGLE_CONTRACTIONS_JSON` in crate `contractions`
[INFO] [stdout]   --> src/lib.rs:157:60
[INFO] [stdout]    |
[INFO] [stdout] 5  |   let contractions = Contractions::from_json(&[contractions::SINGLE_CONTRACTIONS_JSON, contractions::SINGLE_NO_APOSTROPHE_CONTRACTIONS_JSON]);
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: a constant with a similar name exists: `EXPAND_SINGLE_CONTRACTIONS_JSON`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / pub const EXPAND_SINGLE_CONTRACTIONS_JSON :&str =
[INFO] [stdout] 45 | |     include_str!("../data/expand/single_contractions.json");
[INFO] [stdout]    | |____________________________________________________________- similarly named constant `EXPAND_SINGLE_CONTRACTIONS_JSON` defined here
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SINGLE_NO_APOSTROPHE_CONTRACTIONS_JSON` in crate `contractions`
[INFO] [stdout]   --> src/lib.rs:157:100
[INFO] [stdout]    |
[INFO] [stdout] 5  |   let contractions = Contractions::from_json(&[contractions::SINGLE_CONTRACTIONS_JSON, contractions::SINGLE_NO_APOSTROPHE_CONTRACTIONS_JSON]);
[INFO] [stdout]    |                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: a constant with a similar name exists: `EXPAND_SINGLE_NO_APOSTROPHE_CONTRACTIONS_JSON`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | / pub const EXPAND_SINGLE_NO_APOSTROPHE_CONTRACTIONS_JSON :&str =
[INFO] [stdout] 54 | |     include_str!("../data/expand/single_no_apostroph_contractions.json");
[INFO] [stdout]    | |_________________________________________________________________________- similarly named constant `EXPAND_SINGLE_NO_APOSTROPHE_CONTRACTIONS_JSON` defined here
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Contractions`
[INFO] [stdout]  --> src/lib.rs:17:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut contractions = Contractions::new();
[INFO] [stdout]   |                        ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use contractions::Contractions;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SINGLE_CONTRACTIONS_JSON` in crate `contractions`
[INFO] [stdout]   --> src/lib.rs:18:42
[INFO] [stdout]    |
[INFO] [stdout] 5  |   contractions.add_from_json(contractions::SINGLE_CONTRACTIONS_JSON);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: a constant with a similar name exists: `EXPAND_SINGLE_CONTRACTIONS_JSON`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / pub const EXPAND_SINGLE_CONTRACTIONS_JSON :&str =
[INFO] [stdout] 45 | |     include_str!("../data/expand/single_contractions.json");
[INFO] [stdout]    | |____________________________________________________________- similarly named constant `EXPAND_SINGLE_CONTRACTIONS_JSON` defined here
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/lib.rs - Contractions::add_from_json (line 173)
[INFO] [stdout]     src/lib.rs - Contractions::from_json (line 155)
[INFO] [stdout]     src/lib.rs - Contractions::remove (line 196)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "14fd6a73ec73459afe656468f93c72f28a06a2402a08e43bc6f90d5f94ce3c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14fd6a73ec73459afe656468f93c72f28a06a2402a08e43bc6f90d5f94ce3c5d", kill_on_drop: false }`
[INFO] [stdout] 14fd6a73ec73459afe656468f93c72f28a06a2402a08e43bc6f90d5f94ce3c5d