[INFO] fetching crate unicode_escape 0.1.0...
[INFO] testing unicode_escape-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate unicode_escape 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate unicode_escape 0.1.0
[INFO] finished tweaking crates.io crate unicode_escape 0.1.0
[INFO] tweaked toml for crates.io crate unicode_escape 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unicode_escape 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unicode_escape 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3b4fa355a14507d8b745df040dac85818630a78a4721d4d6df3b720bf4dce53
[INFO] running `Command { std: "docker" "start" "-a" "b3b4fa355a14507d8b745df040dac85818630a78a4721d4d6df3b720bf4dce53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3b4fa355a14507d8b745df040dac85818630a78a4721d4d6df3b720bf4dce53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b4fa355a14507d8b745df040dac85818630a78a4721d4d6df3b720bf4dce53", kill_on_drop: false }`
[INFO] [stdout] b3b4fa355a14507d8b745df040dac85818630a78a4721d4d6df3b720bf4dce53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85adfbd3ff68b2a2a140048d1a31f43638eedd0dd55d44de8222558ccc0f0c80
[INFO] running `Command { std: "docker" "start" "-a" "85adfbd3ff68b2a2a140048d1a31f43638eedd0dd55d44de8222558ccc0f0c80", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_escape v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "85adfbd3ff68b2a2a140048d1a31f43638eedd0dd55d44de8222558ccc0f0c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85adfbd3ff68b2a2a140048d1a31f43638eedd0dd55d44de8222558ccc0f0c80", kill_on_drop: false }`
[INFO] [stdout] 85adfbd3ff68b2a2a140048d1a31f43638eedd0dd55d44de8222558ccc0f0c80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f4c6cf9989761e0126ed1648971b0226c3d47422c85e4f8cf994df9da1c6f02
[INFO] running `Command { std: "docker" "start" "-a" "2f4c6cf9989761e0126ed1648971b0226c3d47422c85e4f8cf994df9da1c6f02", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_escape v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "2f4c6cf9989761e0126ed1648971b0226c3d47422c85e4f8cf994df9da1c6f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4c6cf9989761e0126ed1648971b0226c3d47422c85e4f8cf994df9da1c6f02", kill_on_drop: false }`
[INFO] [stdout] 2f4c6cf9989761e0126ed1648971b0226c3d47422c85e4f8cf994df9da1c6f02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 029def0a6a1d4861e1c5b1a4edfb7257d46fecea143c8b5d4f33de24b10c3516
[INFO] running `Command { std: "docker" "start" "-a" "029def0a6a1d4861e1c5b1a4edfb7257d46fecea143c8b5d4f33de24b10c3516", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unicode_escape-10ea4057a9f51269)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_invalid_escape ... ok
[INFO] [stdout] test tests::test_unicode_codepoints ... ok
[INFO] [stdout] test tests::test_weight_string ... ok
[INFO] [stdout] test tests::test_unicode_sequence ... ok
[INFO] [stdout] test tests::test_simple_escape ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unicode_escape
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - decode (line 33) ... FAILED
[INFO] [stdout] test src/lib.rs - escape_hex (line 102) ... FAILED
[INFO] [stdout] test src/lib.rs - decode_unicode (line 151) ... FAILED
[INFO] [stdout] test src/lib.rs - decode_unicode (line 143) ... FAILED
[INFO] [stdout] test src/lib.rs - decode (line 25) ... FAILED
[INFO] [stdout] test src/lib.rs - decode (line 17) ... FAILED
[INFO] [stdout] test src/lib.rs - escape_hex (line 94) ... FAILED
[INFO] [stdout] test src/lib.rs - decode (line 43) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - decode (line 33) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `decode` in this scope
[INFO] [stdout]  --> src/lib.rs:35:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | let decoded = decode(input).unwrap();
[INFO] [stdout]   |               ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use unicode_escape::decode;
[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 E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - escape_hex (line 102) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `escape_hex` in this scope
[INFO] [stdout]  --> src/lib.rs:104:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert!(escape_hex(&mut chars).is_err());
[INFO] [stdout]   |         ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 - decode_unicode (line 151) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `decode_unicode` in this scope
[INFO] [stdout]  --> src/lib.rs:153:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert!(decode_unicode(&mut chars).is_err());
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 - decode_unicode (line 143) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `decode_unicode` in this scope
[INFO] [stdout]  --> src/lib.rs:145:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | let decoded = decode_unicode(&mut chars).unwrap();
[INFO] [stdout]   |               ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 - decode (line 25) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `decode` in this scope
[INFO] [stdout]  --> src/lib.rs:27:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | let decoded = decode(input).unwrap();
[INFO] [stdout]   |               ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use unicode_escape::decode;
[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 E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - decode (line 17) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `decode` in this scope
[INFO] [stdout]  --> src/lib.rs:19:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | let decoded = decode(input).unwrap();
[INFO] [stdout]   |               ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use unicode_escape::decode;
[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 E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - escape_hex (line 94) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `escape_hex` in this scope
[INFO] [stdout]  --> src/lib.rs:96:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | let decoded = escape_hex(&mut chars).unwrap();
[INFO] [stdout]   |               ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 - decode (line 43) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `decode` in this scope
[INFO] [stdout]  --> src/lib.rs:45:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert!(decode(input).is_err());
[INFO] [stdout]   |         ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use unicode_escape::decode;
[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 E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - decode (line 17)
[INFO] [stdout]     src/lib.rs - decode (line 25)
[INFO] [stdout]     src/lib.rs - decode (line 33)
[INFO] [stdout]     src/lib.rs - decode (line 43)
[INFO] [stdout]     src/lib.rs - decode_unicode (line 143)
[INFO] [stdout]     src/lib.rs - decode_unicode (line 151)
[INFO] [stdout]     src/lib.rs - escape_hex (line 102)
[INFO] [stdout]     src/lib.rs - escape_hex (line 94)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 8 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "029def0a6a1d4861e1c5b1a4edfb7257d46fecea143c8b5d4f33de24b10c3516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029def0a6a1d4861e1c5b1a4edfb7257d46fecea143c8b5d4f33de24b10c3516", kill_on_drop: false }`
[INFO] [stdout] 029def0a6a1d4861e1c5b1a4edfb7257d46fecea143c8b5d4f33de24b10c3516
