[INFO] fetching crate four-char-code 2.3.0...
[INFO] testing four-char-code-2.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate four-char-code 2.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate four-char-code 2.3.0
[INFO] finished tweaking crates.io crate four-char-code 2.3.0
[INFO] tweaked toml for crates.io crate four-char-code 2.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate four-char-code 2.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate four-char-code 2.3.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbef6e84d9f7dd2640c69f70bbb8694c12a54cdc496f3519f869e922d685ee5b
[INFO] running `Command { std: "docker" "start" "-a" "fbef6e84d9f7dd2640c69f70bbb8694c12a54cdc496f3519f869e922d685ee5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbef6e84d9f7dd2640c69f70bbb8694c12a54cdc496f3519f869e922d685ee5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbef6e84d9f7dd2640c69f70bbb8694c12a54cdc496f3519f869e922d685ee5b", kill_on_drop: false }`
[INFO] [stdout] fbef6e84d9f7dd2640c69f70bbb8694c12a54cdc496f3519f869e922d685ee5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d5e029a1c3577bf8f288486f43318a9b6c47b6bf3782f3a2d1ca2141cf3b575
[INFO] running `Command { std: "docker" "start" "-a" "0d5e029a1c3577bf8f288486f43318a9b6c47b6bf3782f3a2d1ca2141cf3b575", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-char-code v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "0d5e029a1c3577bf8f288486f43318a9b6c47b6bf3782f3a2d1ca2141cf3b575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5e029a1c3577bf8f288486f43318a9b6c47b6bf3782f3a2d1ca2141cf3b575", kill_on_drop: false }`
[INFO] [stdout] 0d5e029a1c3577bf8f288486f43318a9b6c47b6bf3782f3a2d1ca2141cf3b575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a500915bdb26c5e5264941e7a793b2b18538bdec783686ac17bc18a94f1895f4
[INFO] running `Command { std: "docker" "start" "-a" "a500915bdb26c5e5264941e7a793b2b18538bdec783686ac17bc18a94f1895f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-char-code v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "a500915bdb26c5e5264941e7a793b2b18538bdec783686ac17bc18a94f1895f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a500915bdb26c5e5264941e7a793b2b18538bdec783686ac17bc18a94f1895f4", kill_on_drop: false }`
[INFO] [stdout] a500915bdb26c5e5264941e7a793b2b18538bdec783686ac17bc18a94f1895f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c4cf20a8eae0438902346fa5c773049ef94c579803e4d1062aece3971168f3f
[INFO] running `Command { std: "docker" "start" "-a" "0c4cf20a8eae0438902346fa5c773049ef94c579803e4d1062aece3971168f3f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/four_char_code-2be0ed3a2f805490)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests four_char_code
[INFO] [stdout] test tests::invalid ... ok
[INFO] [stdout] test tests::valid ... ok
[INFO] [stdout] test tests::format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "0c4cf20a8eae0438902346fa5c773049ef94c579803e4d1062aece3971168f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4cf20a8eae0438902346fa5c773049ef94c579803e4d1062aece3971168f3f", kill_on_drop: false }`
[INFO] [stdout] 0c4cf20a8eae0438902346fa5c773049ef94c579803e4d1062aece3971168f3f