[INFO] fetching crate matchgen 0.3.1...
[INFO] testing matchgen-0.3.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate matchgen 0.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate matchgen 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate matchgen 0.3.1
[INFO] tweaked toml for crates.io crate matchgen 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate matchgen 0.3.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate matchgen 0.3.1 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cb60f77f5357f4c409db25e2172844f418e59e5acd1367f655928a149cdcd41
[INFO] running `Command { std: "docker" "start" "-a" "8cb60f77f5357f4c409db25e2172844f418e59e5acd1367f655928a149cdcd41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cb60f77f5357f4c409db25e2172844f418e59e5acd1367f655928a149cdcd41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb60f77f5357f4c409db25e2172844f418e59e5acd1367f655928a149cdcd41", kill_on_drop: false }`
[INFO] [stdout] 8cb60f77f5357f4c409db25e2172844f418e59e5acd1367f655928a149cdcd41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f363868f4ab946a1ce14103dc42803de9af0052f1c3bb028c41424bd269ca15
[INFO] running `Command { std: "docker" "start" "-a" "7f363868f4ab946a1ce14103dc42803de9af0052f1c3bb028c41424bd269ca15", kill_on_drop: false }`
[INFO] [stderr]    Compiling matchgen v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "7f363868f4ab946a1ce14103dc42803de9af0052f1c3bb028c41424bd269ca15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f363868f4ab946a1ce14103dc42803de9af0052f1c3bb028c41424bd269ca15", kill_on_drop: false }`
[INFO] [stdout] 7f363868f4ab946a1ce14103dc42803de9af0052f1c3bb028c41424bd269ca15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8c563c409ca76fe4508d7eba6fb4b3e559f01650821feacd6c14616a7595603
[INFO] running `Command { std: "docker" "start" "-a" "a8c563c409ca76fe4508d7eba6fb4b3e559f01650821feacd6c14616a7595603", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling temp-dir v0.1.11
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling bstr v1.5.0
[INFO] [stderr]    Compiling matchgen v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "a8c563c409ca76fe4508d7eba6fb4b3e559f01650821feacd6c14616a7595603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c563c409ca76fe4508d7eba6fb4b3e559f01650821feacd6c14616a7595603", kill_on_drop: false }`
[INFO] [stdout] a8c563c409ca76fe4508d7eba6fb4b3e559f01650821feacd6c14616a7595603
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1964590f5f6396d3b52fe4fae22a7f0a2b1364cdf775ca50aee6d570c544ec1
[INFO] running `Command { std: "docker" "start" "-a" "d1964590f5f6396d3b52fe4fae22a7f0a2b1364cdf775ca50aee6d570c544ec1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matchgen-35b15bd8d8ea1cd5)
[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 matchgen
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - Input::Iterator (line 609) ... ignored
[INFO] [stdout] test src/lib.rs - Input::Slice (line 582) ... ignored
[INFO] [stdout] test src/lib.rs - TreeMatcher (line 51) ... ignored
[INFO] [stdout] test src/lib.rs - TreeMatcher::add (line 120) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::render (line 413) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::extend (line 543) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::doc_raw (line 279) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher (line 31) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::remove_doc (line 197) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::must_use (line 154) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::doc_option (line 319) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::doc (line 235) ... ok
[INFO] [stdout] test src/lib.rs - TreeNode::add (line 661) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::write_to_path (line 391) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::write_to_out_dir (line 355) ... ok
[INFO] [stdout] test src/lib.rs - TreeNode::render_slice (line 873) ... ok
[INFO] [stdout] test src/lib.rs - TreeNode::render_iter (line 699) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 1.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1964590f5f6396d3b52fe4fae22a7f0a2b1364cdf775ca50aee6d570c544ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1964590f5f6396d3b52fe4fae22a7f0a2b1364cdf775ca50aee6d570c544ec1", kill_on_drop: false }`
[INFO] [stdout] d1964590f5f6396d3b52fe4fae22a7f0a2b1364cdf775ca50aee6d570c544ec1