[INFO] fetching crate scrawl 2.0.0...
[INFO] testing scrawl-2.0.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate scrawl 2.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate scrawl 2.0.0
[INFO] finished tweaking crates.io crate scrawl 2.0.0
[INFO] tweaked toml for crates.io crate scrawl 2.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scrawl 2.0.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e42d43a69deb6cd94c8095fc3113de12f63d6f643e2aae8fd9a71eaf1f5eba96
[INFO] running `Command { std: "docker" "start" "-a" "e42d43a69deb6cd94c8095fc3113de12f63d6f643e2aae8fd9a71eaf1f5eba96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e42d43a69deb6cd94c8095fc3113de12f63d6f643e2aae8fd9a71eaf1f5eba96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42d43a69deb6cd94c8095fc3113de12f63d6f643e2aae8fd9a71eaf1f5eba96", kill_on_drop: false }`
[INFO] [stdout] e42d43a69deb6cd94c8095fc3113de12f63d6f643e2aae8fd9a71eaf1f5eba96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8770d27a713f7d525ea1b7b2f56776026b1d8214700753051ddd852aab57fd3c
[INFO] running `Command { std: "docker" "start" "-a" "8770d27a713f7d525ea1b7b2f56776026b1d8214700753051ddd852aab57fd3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrawl v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ScrawlState` is never used
[INFO] [stdout]   --> src/editor.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | trait ScrawlState {}
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "8770d27a713f7d525ea1b7b2f56776026b1d8214700753051ddd852aab57fd3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8770d27a713f7d525ea1b7b2f56776026b1d8214700753051ddd852aab57fd3c", kill_on_drop: false }`
[INFO] [stdout] 8770d27a713f7d525ea1b7b2f56776026b1d8214700753051ddd852aab57fd3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8290d65bb52fcb3c9355fe4ebf20c8e2e69333cfb9f50c221765f4069547026
[INFO] running `Command { std: "docker" "start" "-a" "a8290d65bb52fcb3c9355fe4ebf20c8e2e69333cfb9f50c221765f4069547026", kill_on_drop: false }`
[INFO] [stdout] warning: trait `ScrawlState` is never used
[INFO] [stdout]   --> src/editor.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | trait ScrawlState {}
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling scrawl v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ScrawlState` is never used
[INFO] [stdout]   --> src/editor.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | trait ScrawlState {}
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "a8290d65bb52fcb3c9355fe4ebf20c8e2e69333cfb9f50c221765f4069547026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8290d65bb52fcb3c9355fe4ebf20c8e2e69333cfb9f50c221765f4069547026", kill_on_drop: false }`
[INFO] [stdout] a8290d65bb52fcb3c9355fe4ebf20c8e2e69333cfb9f50c221765f4069547026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ac6f9f803210114a0a570c7a095f001c5251b4b592cee8ac41d0710f88aac6c
[INFO] running `Command { std: "docker" "start" "-a" "8ac6f9f803210114a0a570c7a095f001c5251b4b592cee8ac41d0710f88aac6c", kill_on_drop: false }`
[INFO] [stderr] warning: trait `ScrawlState` is never used
[INFO] [stderr]   --> src/editor.rs:30:7
[INFO] [stderr]    |
[INFO] [stderr] 30 | trait ScrawlState {}
[INFO] [stderr]    |       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scrawl` (lib) generated 1 warning
[INFO] [stderr] warning: `scrawl` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scrawl-3fc2e2277a876b4a)
[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 scrawl
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - from_file (line 61) - compile ... ok
[INFO] [stdout] test src/lib.rs - with (line 44) - compile ... ok
[INFO] [stdout] test src/lib.rs - new (line 27) - compile ... ok
[INFO] [stdout] test src/lib.rs - edit_file (line 78) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ac6f9f803210114a0a570c7a095f001c5251b4b592cee8ac41d0710f88aac6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac6f9f803210114a0a570c7a095f001c5251b4b592cee8ac41d0710f88aac6c", kill_on_drop: false }`
[INFO] [stdout] 8ac6f9f803210114a0a570c7a095f001c5251b4b592cee8ac41d0710f88aac6c