[INFO] fetching crate wfst4str 1.0.4...
[INFO] testing wfst4str-1.0.4 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate wfst4str 1.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate wfst4str 1.0.4 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate wfst4str 1.0.4
[INFO] finished tweaking crates.io crate wfst4str 1.0.4
[INFO] tweaked toml for crates.io crate wfst4str 1.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding bimap v0.3.1 (latest: v0.6.3)
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[INFO] [stderr]       Adding wyz v0.2.0 (latest: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.15.2
[INFO] [stderr]   Downloaded ordered_iter v0.1.2
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[INFO] [stderr]   Downloaded bimap v0.3.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "9ccb73f7e39df710d255f4eb0d3add3d5760b33962ef25a14e1bd92ccad3fd89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ccb73f7e39df710d255f4eb0d3add3d5760b33962ef25a14e1bd92ccad3fd89", kill_on_drop: false }`
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[INFO] [stdout] df285a413bb72b15938e1793982bf2f66f040d883aaafa6042dcec04361c04a1
[INFO] running `Command { std: "docker" "start" "-a" "df285a413bb72b15938e1793982bf2f66f040d883aaafa6042dcec04361c04a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
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[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling instant v0.1.13
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[INFO] [stderr]    Compiling indoc-impl v0.3.6
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[INFO] [stderr]    Compiling rustfst v0.9.0
[INFO] [stderr]    Compiling wfst4str v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.53s
[INFO] running `Command { std: "docker" "inspect" "df285a413bb72b15938e1793982bf2f66f040d883aaafa6042dcec04361c04a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df285a413bb72b15938e1793982bf2f66f040d883aaafa6042dcec04361c04a1", kill_on_drop: false }`
[INFO] [stdout] df285a413bb72b15938e1793982bf2f66f040d883aaafa6042dcec04361c04a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e934730728d753fe97dbd984f8097854e739ed67efda2641e6a63785bc8c0c5c
[INFO] running `Command { std: "docker" "start" "-a" "e934730728d753fe97dbd984f8097854e739ed67efda2641e6a63785bc8c0c5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling wfst4str v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "e934730728d753fe97dbd984f8097854e739ed67efda2641e6a63785bc8c0c5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e934730728d753fe97dbd984f8097854e739ed67efda2641e6a63785bc8c0c5c", kill_on_drop: false }`
[INFO] [stdout] e934730728d753fe97dbd984f8097854e739ed67efda2641e6a63785bc8c0c5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76741f963a37baa468605f43eb498c06fb65214c770598bf34d69b9c711fa0fc
[INFO] running `Command { std: "docker" "start" "-a" "76741f963a37baa468605f43eb498c06fb65214c770598bf34d69b9c711fa0fc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wfst4str-ea4a249544c35092)
[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]    Doc-tests wfst4str
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - SymTab::get_symbol (line 104) ... FAILED
[INFO] [stdout] test src/lib.rs - SymTab (line 42) ... FAILED
[INFO] [stdout] test src/lib.rs - SymTab::new (line 62) ... FAILED
[INFO] [stdout] test src/lib.rs - SymTab::get_label (line 92) ... FAILED
[INFO] [stdout] test src/lib.rs - SymTab::add_symbol (line 78) ... FAILED
[INFO] [stdout] test src/lib.rs - WeightedFst (line 118) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - SymTab::get_symbol (line 104) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SymTab`
[INFO] [stdout]  --> src/lib.rs:105:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let symt = SymTab::new(vec!["a", "b", "c"]);
[INFO] [stdout]   |            ^^^^^^ use of undeclared type `SymTab`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use wfst4str::SymTab;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SymTab (line 42) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SymTab`
[INFO] [stdout]  --> src/lib.rs:43:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let symt = SymTab::new(vec!["a", "b", "c"]);
[INFO] [stdout]   |            ^^^^^^ use of undeclared type `SymTab`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use wfst4str::SymTab;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SymTab::new (line 62) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SymTab`
[INFO] [stdout]  --> src/lib.rs:63:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let symt = SymTab::new(vec!["a", "b", "c"]);
[INFO] [stdout]   |            ^^^^^^ use of undeclared type `SymTab`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use wfst4str::SymTab;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SymTab::get_label (line 92) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SymTab`
[INFO] [stdout]  --> src/lib.rs:93:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let symt = SymTab::new(vec!["a", "b", "c"]);
[INFO] [stdout]   |            ^^^^^^ use of undeclared type `SymTab`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use wfst4str::SymTab;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SymTab::add_symbol (line 78) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SymTab`
[INFO] [stdout]  --> src/lib.rs:79:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let symt = SymTab::new(vec!["a", "b"]);
[INFO] [stdout]   |            ^^^^^^ use of undeclared type `SymTab`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use wfst4str::SymTab;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - WeightedFst (line 118) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 9   | t.set_input_symbols(sym);
[INFO] [stdout]     |   ----------------- ^^^ expected `Vec<String>`, found `Vec<&str>`
[INFO] [stdout]     |   |
[INFO] [stdout]     |   arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<String>`
[INFO] [stdout]                found struct `Vec<&str>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn set_input_symbols(&mut self, sym_vec: Vec<String>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 10  | t.set_output_symbols(sym);
[INFO] [stdout]     |   ------------------ ^^^ expected `Vec<String>`, found `Vec<&str>`
[INFO] [stdout]     |   |
[INFO] [stdout]     |   arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<String>`
[INFO] [stdout]                found struct `Vec<&str>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub fn set_output_symbols(&mut self, sym_vec: Vec<String>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 5 arguments but 4 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:130:3
[INFO] [stdout]     |
[INFO] [stdout] 15  | t.add_tr(0, 1, "a", "b").unwrap();
[INFO] [stdout]     |   ^^^^^^---------------- an argument of type `f32` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:358:12
[INFO] [stdout]     |
[INFO] [stdout] 358 |     pub fn add_tr(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 15  | t.add_tr(0, 1, "a", "b", /* f32 */).unwrap();
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - SymTab (line 42)
[INFO] [stdout]     src/lib.rs - SymTab::add_symbol (line 78)
[INFO] [stdout]     src/lib.rs - SymTab::get_label (line 92)
[INFO] [stdout]     src/lib.rs - SymTab::get_symbol (line 104)
[INFO] [stdout]     src/lib.rs - SymTab::new (line 62)
[INFO] [stdout]     src/lib.rs - WeightedFst (line 118)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "76741f963a37baa468605f43eb498c06fb65214c770598bf34d69b9c711fa0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76741f963a37baa468605f43eb498c06fb65214c770598bf34d69b9c711fa0fc", kill_on_drop: false }`
[INFO] [stdout] 76741f963a37baa468605f43eb498c06fb65214c770598bf34d69b9c711fa0fc
