[INFO] fetching crate fstr 0.2.13...
[INFO] testing fstr-0.2.13 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate fstr 0.2.13 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate fstr 0.2.13
[INFO] finished tweaking crates.io crate fstr 0.2.13
[INFO] tweaked toml for crates.io crate fstr 0.2.13 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fstr 0.2.13 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fstr 0.2.13 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dac72204cece3db7cc09fd3ba0a4ec26807bda4121f91355e58ed774da6e5d23
[INFO] running `Command { std: "docker" "start" "-a" "dac72204cece3db7cc09fd3ba0a4ec26807bda4121f91355e58ed774da6e5d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dac72204cece3db7cc09fd3ba0a4ec26807bda4121f91355e58ed774da6e5d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac72204cece3db7cc09fd3ba0a4ec26807bda4121f91355e58ed774da6e5d23", kill_on_drop: false }`
[INFO] [stdout] dac72204cece3db7cc09fd3ba0a4ec26807bda4121f91355e58ed774da6e5d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23358013e454eb076d426da3c54b06afb2473f2be759893883d0ea14f11c8097
[INFO] running `Command { std: "docker" "start" "-a" "23358013e454eb076d426da3c54b06afb2473f2be759893883d0ea14f11c8097", kill_on_drop: false }`
[INFO] [stderr]    Compiling fstr v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "23358013e454eb076d426da3c54b06afb2473f2be759893883d0ea14f11c8097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23358013e454eb076d426da3c54b06afb2473f2be759893883d0ea14f11c8097", kill_on_drop: false }`
[INFO] [stdout] 23358013e454eb076d426da3c54b06afb2473f2be759893883d0ea14f11c8097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b5a70199f4822c75bd65749333cbd7ab7caa0acf224236b56400943cd9c8b61
[INFO] running `Command { std: "docker" "start" "-a" "1b5a70199f4822c75bd65749333cbd7ab7caa0acf224236b56400943cd9c8b61", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling fstr v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "1b5a70199f4822c75bd65749333cbd7ab7caa0acf224236b56400943cd9c8b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5a70199f4822c75bd65749333cbd7ab7caa0acf224236b56400943cd9c8b61", kill_on_drop: false }`
[INFO] [stdout] 1b5a70199f4822c75bd65749333cbd7ab7caa0acf224236b56400943cd9c8b61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 668a430109cc43975229287af301294932bd845b2d865ba36989548d10e1ac1a
[INFO] running `Command { std: "docker" "start" "-a" "668a430109cc43975229287af301294932bd845b2d865ba36989548d10e1ac1a", 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/fstr-e656b215ade3d494)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::from_fmt ... ok
[INFO] [stdout] test tests::from_str ... ok
[INFO] [stdout] test tests::display_fmt ... ok
[INFO] [stdout] test tests::from_str_lossy_edge ... ok
[INFO] [stdout] test tests::try_from_array ... ok
[INFO] [stdout] test tests::try_from_slice ... ok
[INFO] [stdout] test tests::hash_borrow ... ok
[INFO] [stdout] test tests::write_str ... ok
[INFO] [stdout] test tests::writer_at_index_middle_of_a_char - should panic ... ok
[INFO] [stdout] test tests::writer_at_index_beyond_end - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fstr
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - (line 44) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_fmt (line 398) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::default (line 466) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_ascii_filler (line 283) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_str_lossy (line 227) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_inner (line 136) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_str_unwrap (line 163) ... ok
[INFO] [stdout] test src/lib.rs - Cursor (line 606) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::slice_to_terminator (line 311) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::writer_at (line 349) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "668a430109cc43975229287af301294932bd845b2d865ba36989548d10e1ac1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668a430109cc43975229287af301294932bd845b2d865ba36989548d10e1ac1a", kill_on_drop: false }`
[INFO] [stdout] 668a430109cc43975229287af301294932bd845b2d865ba36989548d10e1ac1a