[INFO] fetching crate fmt2 0.3.4...
[INFO] testing fmt2-0.3.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fmt2 0.3.4 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate fmt2 0.3.4
[INFO] finished tweaking crates.io crate fmt2 0.3.4
[INFO] tweaked toml for crates.io crate fmt2 0.3.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fmt2 0.3.4 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 fmt2 0.3.4 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d974eb5afe6b3bebd12fdc69291fff27d3ac1cdf8d1c23c7c63fb546679c8b91
[INFO] running `Command { std: "docker" "start" "-a" "d974eb5afe6b3bebd12fdc69291fff27d3ac1cdf8d1c23c7c63fb546679c8b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d974eb5afe6b3bebd12fdc69291fff27d3ac1cdf8d1c23c7c63fb546679c8b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d974eb5afe6b3bebd12fdc69291fff27d3ac1cdf8d1c23c7c63fb546679c8b91", kill_on_drop: false }`
[INFO] [stdout] d974eb5afe6b3bebd12fdc69291fff27d3ac1cdf8d1c23c7c63fb546679c8b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 185135f1ecc31a4ec1025f20d7c197db980f946dd21dbacd0d77154efbb3b3b5
[INFO] running `Command { std: "docker" "start" "-a" "185135f1ecc31a4ec1025f20d7c197db980f946dd21dbacd0d77154efbb3b3b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling transmute_guard v0.2.5
[INFO] [stderr]    Compiling fmt2 v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "185135f1ecc31a4ec1025f20d7c197db980f946dd21dbacd0d77154efbb3b3b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "185135f1ecc31a4ec1025f20d7c197db980f946dd21dbacd0d77154efbb3b3b5", kill_on_drop: false }`
[INFO] [stdout] 185135f1ecc31a4ec1025f20d7c197db980f946dd21dbacd0d77154efbb3b3b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c2ea60727e4c24707b79a657c0895f9b5550e3252afbaf80a328782c8179589b
[INFO] running `Command { std: "docker" "start" "-a" "c2ea60727e4c24707b79a657c0895f9b5550e3252afbaf80a328782c8179589b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmt2 v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "c2ea60727e4c24707b79a657c0895f9b5550e3252afbaf80a328782c8179589b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ea60727e4c24707b79a657c0895f9b5550e3252afbaf80a328782c8179589b", kill_on_drop: false }`
[INFO] [stdout] c2ea60727e4c24707b79a657c0895f9b5550e3252afbaf80a328782c8179589b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c0d7c9c7f379d041526ffbd8323a0e89e7222ef70e82842bc9fbb6234dd1072e
[INFO] running `Command { std: "docker" "start" "-a" "c0d7c9c7f379d041526ffbd8323a0e89e7222ef70e82842bc9fbb6234dd1072e", 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/fmt2-8ff9ad2d4800e285)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test macros::test ... ok
[INFO] [stdout] test utils::tests::test_first_line ... ok
[INFO] [stderr]    Doc-tests fmt2
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "c0d7c9c7f379d041526ffbd8323a0e89e7222ef70e82842bc9fbb6234dd1072e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d7c9c7f379d041526ffbd8323a0e89e7222ef70e82842bc9fbb6234dd1072e", kill_on_drop: false }`
[INFO] [stdout] c0d7c9c7f379d041526ffbd8323a0e89e7222ef70e82842bc9fbb6234dd1072e