[INFO] fetching crate butcher 0.5.0...
[INFO] testing butcher-0.5.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate butcher 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate butcher 0.5.0 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] started tweaking crates.io crate butcher 0.5.0
[INFO] finished tweaking crates.io crate butcher 0.5.0
[INFO] tweaked toml for crates.io crate butcher 0.5.0 written to /workspace/builds/worker-3-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 6 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[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 butcher_proc_macro v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 }`
[INFO] [stdout] 4f9fc9cd851a73aedc6758e80026a9599f0227e930015a222273584ad6dd75f8
[INFO] running `Command { std: "docker" "start" "-a" "4f9fc9cd851a73aedc6758e80026a9599f0227e930015a222273584ad6dd75f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f9fc9cd851a73aedc6758e80026a9599f0227e930015a222273584ad6dd75f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9fc9cd851a73aedc6758e80026a9599f0227e930015a222273584ad6dd75f8", kill_on_drop: false }`
[INFO] [stdout] 4f9fc9cd851a73aedc6758e80026a9599f0227e930015a222273584ad6dd75f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e56c7333c14b258c5dc81014f97b2a38226643a41f7a29dafc2b2e1228762e0f
[INFO] running `Command { std: "docker" "start" "-a" "e56c7333c14b258c5dc81014f97b2a38226643a41f7a29dafc2b2e1228762e0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling butcher_proc_macro v0.5.1
[INFO] [stderr]    Compiling butcher v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "e56c7333c14b258c5dc81014f97b2a38226643a41f7a29dafc2b2e1228762e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56c7333c14b258c5dc81014f97b2a38226643a41f7a29dafc2b2e1228762e0f", kill_on_drop: false }`
[INFO] [stdout] e56c7333c14b258c5dc81014f97b2a38226643a41f7a29dafc2b2e1228762e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] be51277ba962b180677a3f20548d047de0dbbb8e3ba087d042b0dc704cb80a80
[INFO] running `Command { std: "docker" "start" "-a" "be51277ba962b180677a3f20548d047de0dbbb8e3ba087d042b0dc704cb80a80", kill_on_drop: false }`
[INFO] [stderr]    Compiling butcher v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "be51277ba962b180677a3f20548d047de0dbbb8e3ba087d042b0dc704cb80a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be51277ba962b180677a3f20548d047de0dbbb8e3ba087d042b0dc704cb80a80", kill_on_drop: false }`
[INFO] [stdout] be51277ba962b180677a3f20548d047de0dbbb8e3ba087d042b0dc704cb80a80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d9fa1e9e608fa6c5fd830380b45fea37224e438bbb4b565fe92b45d6ff4ec07f
[INFO] running `Command { std: "docker" "start" "-a" "d9fa1e9e608fa6c5fd830380b45fea37224e438bbb4b565fe92b45d6ff4ec07f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/butcher-9fa83fc90ba5380c)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test as_deref::flatten_fn::as_deref_cow_box_str_borrowed ... ok
[INFO] [stdout] test as_deref::flatten_fn::as_deref_cow_box_str_owned ... ok
[INFO] [stdout] test as_deref::flatten_fn::as_deref_cow_string_owned ... ok
[INFO] [stdout] test as_deref::flatten_fn::as_deref_cow_string_borrowed ... ok
[INFO] [stdout] test flatten::tests::borrowed_borrowed ... ok
[INFO] [stdout] test flatten::tests::borrowed_owned ... ok
[INFO] [stdout] test flatten::tests::owned_borrowed ... ok
[INFO] [stdout] test flatten::tests::owned_owned ... ok
[INFO] [stdout] test iterator::cow_iter::iterator_borrowed ... ok
[INFO] [stdout] test iterator::cow_iter::iterator_owned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests butcher
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 212) - compile fail ... ok
[INFO] [stdout] test src/deriving_butcher_enum.rs - deriving_butcher_enum (line 48) ... ok
[INFO] [stdout] test src/flatten.rs - flatten::FlattenCow (line 26) ... ok
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 237) ... ok
[INFO] [stdout] test src/deriving_butcher_enum.rs - deriving_butcher_enum (line 28) ... ok
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 10) ... ok
[INFO] [stdout] test src/deriving_butcher_enum.rs - deriving_butcher_enum (line 12) ... ok
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 22) ... ok
[INFO] [stdout] test src/flatten.rs - flatten::FlattenCow (line 40) ... ok
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 104) ... ok
[INFO] [stdout] test src/iterator.rs - iterator::CowIter (line 20) ... ok
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 69) ... ok
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 172) ... ok
[INFO] [stdout] test src/deriving_butcher_enum.rs - deriving_butcher_enum (line 59) ... ok
[INFO] [stdout] test src/as_deref.rs - as_deref::AsDerefCow (line 33) ... ok
[INFO] [stdout] test src/deriving_butcher_struct.rs - deriving_butcher_struct (line 43) ... ok
[INFO] [stdout] test src/iterator.rs - iterator::CowIter (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/methods.rs - methods::Rebutcher (line 201) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d9fa1e9e608fa6c5fd830380b45fea37224e438bbb4b565fe92b45d6ff4ec07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9fa1e9e608fa6c5fd830380b45fea37224e438bbb4b565fe92b45d6ff4ec07f", kill_on_drop: false }`
[INFO] [stdout] d9fa1e9e608fa6c5fd830380b45fea37224e438bbb4b565fe92b45d6ff4ec07f
