[INFO] fetching crate fmterr 0.1.1...
[INFO] testing fmterr-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fmterr 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate fmterr 0.1.1
[INFO] finished tweaking crates.io crate fmterr 0.1.1
[INFO] tweaked toml for crates.io crate fmterr 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fmterr 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a06a1072f595819d1ba021e8644ffac2e1c6f2057bfa05019dc4ec9bc4579c0
[INFO] running `Command { std: "docker" "start" "-a" "9a06a1072f595819d1ba021e8644ffac2e1c6f2057bfa05019dc4ec9bc4579c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a06a1072f595819d1ba021e8644ffac2e1c6f2057bfa05019dc4ec9bc4579c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a06a1072f595819d1ba021e8644ffac2e1c6f2057bfa05019dc4ec9bc4579c0", kill_on_drop: false }`
[INFO] [stdout] 9a06a1072f595819d1ba021e8644ffac2e1c6f2057bfa05019dc4ec9bc4579c0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f80864fe67a4c14e3ceb5aa8e4decff01323eabfe176b182f8ec3bc8ab84ab54
[INFO] running `Command { std: "docker" "start" "-a" "f80864fe67a4c14e3ceb5aa8e4decff01323eabfe176b182f8ec3bc8ab84ab54", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmterr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "f80864fe67a4c14e3ceb5aa8e4decff01323eabfe176b182f8ec3bc8ab84ab54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80864fe67a4c14e3ceb5aa8e4decff01323eabfe176b182f8ec3bc8ab84ab54", kill_on_drop: false }`
[INFO] [stdout] f80864fe67a4c14e3ceb5aa8e4decff01323eabfe176b182f8ec3bc8ab84ab54
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b97888aefe14379dcb3272d962ffcbaa10d6de495f995bd467f06782d6006d7b
[INFO] running `Command { std: "docker" "start" "-a" "b97888aefe14379dcb3272d962ffcbaa10d6de495f995bd467f06782d6006d7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmterr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "b97888aefe14379dcb3272d962ffcbaa10d6de495f995bd467f06782d6006d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97888aefe14379dcb3272d962ffcbaa10d6de495f995bd467f06782d6006d7b", kill_on_drop: false }`
[INFO] [stdout] b97888aefe14379dcb3272d962ffcbaa10d6de495f995bd467f06782d6006d7b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a17e428e36720efd1d0dbf673c9a33ef378a9147218e0f6e08187272a7ba560f
[INFO] running `Command { std: "docker" "start" "-a" "a17e428e36720efd1d0dbf673c9a33ef378a9147218e0f6e08187272a7ba560f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fmterr-c365f2c6717efa1e)
[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 fmterr
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 30) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 19) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 30) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `:`
[INFO] [stdout]   --> src/lib.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 | Error: entity not found
[INFO] [stdout]    |      ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 19) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `:`
[INFO] [stdout]   --> src/lib.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | Error: first error message
[INFO] [stdout]    |      ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 19)
[INFO] [stdout]     src/lib.rs - (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a17e428e36720efd1d0dbf673c9a33ef378a9147218e0f6e08187272a7ba560f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a17e428e36720efd1d0dbf673c9a33ef378a9147218e0f6e08187272a7ba560f", kill_on_drop: false }`
[INFO] [stdout] a17e428e36720efd1d0dbf673c9a33ef378a9147218e0f6e08187272a7ba560f