[INFO] fetching crate write_mode 0.2.1...
[INFO] testing write_mode-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate write_mode 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate write_mode 0.2.1
[INFO] finished tweaking crates.io crate write_mode 0.2.1
[INFO] tweaked toml for crates.io crate write_mode 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate write_mode 0.2.1 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 write_mode 0.2.1 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" "+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] 7ec9adc25d7878ae7af0619e0e5c56192cacf0b801a61100bfd7d8ced248f5fe
[INFO] running `Command { std: "docker" "start" "-a" "7ec9adc25d7878ae7af0619e0e5c56192cacf0b801a61100bfd7d8ced248f5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec9adc25d7878ae7af0619e0e5c56192cacf0b801a61100bfd7d8ced248f5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec9adc25d7878ae7af0619e0e5c56192cacf0b801a61100bfd7d8ced248f5fe", kill_on_drop: false }`
[INFO] [stdout] 7ec9adc25d7878ae7af0619e0e5c56192cacf0b801a61100bfd7d8ced248f5fe
[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] 44148a3caf67fbc950e791a057f20ed53cf25070e3c499d0717aefa29e03e852
[INFO] running `Command { std: "docker" "start" "-a" "44148a3caf67fbc950e791a057f20ed53cf25070e3c499d0717aefa29e03e852", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling fs-err v3.1.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling write_mode v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.02s
[INFO] running `Command { std: "docker" "inspect" "44148a3caf67fbc950e791a057f20ed53cf25070e3c499d0717aefa29e03e852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44148a3caf67fbc950e791a057f20ed53cf25070e3c499d0717aefa29e03e852", kill_on_drop: false }`
[INFO] [stdout] 44148a3caf67fbc950e791a057f20ed53cf25070e3c499d0717aefa29e03e852
[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] ce4885fef2654e5aca2948f8c4b994f3df9f486a30bf1be4342c700e26efbbae
[INFO] running `Command { std: "docker" "start" "-a" "ce4885fef2654e5aca2948f8c4b994f3df9f486a30bf1be4342c700e26efbbae", kill_on_drop: false }`
[INFO] [stderr]    Compiling write_mode v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "ce4885fef2654e5aca2948f8c4b994f3df9f486a30bf1be4342c700e26efbbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4885fef2654e5aca2948f8c4b994f3df9f486a30bf1be4342c700e26efbbae", kill_on_drop: false }`
[INFO] [stdout] ce4885fef2654e5aca2948f8c4b994f3df9f486a30bf1be4342c700e26efbbae
[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] abdd8b0c14a7e4b37a067c326200e175e02b2d50de47ea49b392ad435ad7051f
[INFO] running `Command { std: "docker" "start" "-a" "abdd8b0c14a7e4b37a067c326200e175e02b2d50de47ea49b392ad435ad7051f", 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/write_mode-f73c41a4185aeb77)
[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 write_mode
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - WriteMode (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.54s; merged doctests compilation took 0.53s
[INFO] running `Command { std: "docker" "inspect" "abdd8b0c14a7e4b37a067c326200e175e02b2d50de47ea49b392ad435ad7051f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abdd8b0c14a7e4b37a067c326200e175e02b2d50de47ea49b392ad435ad7051f", kill_on_drop: false }`
[INFO] [stdout] abdd8b0c14a7e4b37a067c326200e175e02b2d50de47ea49b392ad435ad7051f