[INFO] fetching crate is_option 0.1.0...
[INFO] testing is_option-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate is_option 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate is_option 0.1.0
[INFO] finished tweaking crates.io crate is_option 0.1.0
[INFO] tweaked toml for crates.io crate is_option 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate is_option 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3a3e2a59bb512dea508f7b6b7147930b284856d955926abdad09d31aef25b808
[INFO] running `Command { std: "docker" "start" "-a" "3a3e2a59bb512dea508f7b6b7147930b284856d955926abdad09d31aef25b808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3e2a59bb512dea508f7b6b7147930b284856d955926abdad09d31aef25b808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3e2a59bb512dea508f7b6b7147930b284856d955926abdad09d31aef25b808", kill_on_drop: false }`
[INFO] [stdout] 3a3e2a59bb512dea508f7b6b7147930b284856d955926abdad09d31aef25b808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fbb18e32ee4063f5bc3b5a509ac37a726875794bf132428830f5010e6620a016
[INFO] running `Command { std: "docker" "start" "-a" "fbb18e32ee4063f5bc3b5a509ac37a726875794bf132428830f5010e6620a016", kill_on_drop: false }`
[INFO] [stderr]    Compiling is_option v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "fbb18e32ee4063f5bc3b5a509ac37a726875794bf132428830f5010e6620a016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb18e32ee4063f5bc3b5a509ac37a726875794bf132428830f5010e6620a016", kill_on_drop: false }`
[INFO] [stdout] fbb18e32ee4063f5bc3b5a509ac37a726875794bf132428830f5010e6620a016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 06a72143d63a98c86f80b82fef26748414531611fa198e1f4cf3c93200eafeb3
[INFO] running `Command { std: "docker" "start" "-a" "06a72143d63a98c86f80b82fef26748414531611fa198e1f4cf3c93200eafeb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling is_option v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::is_option`
[INFO] [stdout]   --> src/lib.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     use super::is_option;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "06a72143d63a98c86f80b82fef26748414531611fa198e1f4cf3c93200eafeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a72143d63a98c86f80b82fef26748414531611fa198e1f4cf3c93200eafeb3", kill_on_drop: false }`
[INFO] [stdout] 06a72143d63a98c86f80b82fef26748414531611fa198e1f4cf3c93200eafeb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 66c5f9a4da406165145caa3ff5184c31b8301b8927bcb1c918858def722649e0
[INFO] running `Command { std: "docker" "start" "-a" "66c5f9a4da406165145caa3ff5184c31b8301b8927bcb1c918858def722649e0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::is_option`
[INFO] [stderr]   --> src/lib.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     use super::is_option;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `is_option` (lib test) generated 1 warning (run `cargo fix --lib -p is_option --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/is_option-48e94b07b3777bab)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::is_option ... 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] [stderr]    Doc-tests is_option
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66c5f9a4da406165145caa3ff5184c31b8301b8927bcb1c918858def722649e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c5f9a4da406165145caa3ff5184c31b8301b8927bcb1c918858def722649e0", kill_on_drop: false }`
[INFO] [stdout] 66c5f9a4da406165145caa3ff5184c31b8301b8927bcb1c918858def722649e0