[INFO] fetching crate thin_str 0.1.0...
[INFO] testing thin_str-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate thin_str 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate thin_str 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thin_str 0.1.0
[INFO] finished tweaking crates.io crate thin_str 0.1.0
[INFO] tweaked toml for crates.io crate thin_str 0.1.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b885d1521e63965fd1c6890459a4eadbecd8da77b5840d337a0067086b9be05
[INFO] running `Command { std: "docker" "start" "-a" "7b885d1521e63965fd1c6890459a4eadbecd8da77b5840d337a0067086b9be05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b885d1521e63965fd1c6890459a4eadbecd8da77b5840d337a0067086b9be05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b885d1521e63965fd1c6890459a4eadbecd8da77b5840d337a0067086b9be05", kill_on_drop: false }`
[INFO] [stdout] 7b885d1521e63965fd1c6890459a4eadbecd8da77b5840d337a0067086b9be05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0217d50011d54ddb0e650f99518133a4251366f0920ae1e39af183e71c9e9c13
[INFO] running `Command { std: "docker" "start" "-a" "0217d50011d54ddb0e650f99518133a4251366f0920ae1e39af183e71c9e9c13", kill_on_drop: false }`
[INFO] [stderr]    Compiling thin_str v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "0217d50011d54ddb0e650f99518133a4251366f0920ae1e39af183e71c9e9c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0217d50011d54ddb0e650f99518133a4251366f0920ae1e39af183e71c9e9c13", kill_on_drop: false }`
[INFO] [stdout] 0217d50011d54ddb0e650f99518133a4251366f0920ae1e39af183e71c9e9c13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18f2fc2eb2375f8f273c6b3766aab5822241ec0deb741e1fb6ede729fe2e1f47
[INFO] running `Command { std: "docker" "start" "-a" "18f2fc2eb2375f8f273c6b3766aab5822241ec0deb741e1fb6ede729fe2e1f47", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.130
[INFO] [stderr]    Compiling thin_str v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "18f2fc2eb2375f8f273c6b3766aab5822241ec0deb741e1fb6ede729fe2e1f47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f2fc2eb2375f8f273c6b3766aab5822241ec0deb741e1fb6ede729fe2e1f47", kill_on_drop: false }`
[INFO] [stdout] 18f2fc2eb2375f8f273c6b3766aab5822241ec0deb741e1fb6ede729fe2e1f47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8207b585b7680781a4a91821cd5ac730e8c1335cd2e1e4f32b53bbaa799c1276
[INFO] running `Command { std: "docker" "start" "-a" "8207b585b7680781a4a91821cd5ac730e8c1335cd2e1e4f32b53bbaa799c1276", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/thin_str-f93a3be1aaf5fcd2)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_create ... ok
[INFO] [stdout] test test::test_fmt_conv ... ok
[INFO] [stdout] test test::test_ord ... ok
[INFO] [stdout] test test::test_thinness ... ok
[INFO] [stdout] test test::test_indexing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thin_str
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ThinStr (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8207b585b7680781a4a91821cd5ac730e8c1335cd2e1e4f32b53bbaa799c1276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8207b585b7680781a4a91821cd5ac730e8c1335cd2e1e4f32b53bbaa799c1276", kill_on_drop: false }`
[INFO] [stdout] 8207b585b7680781a4a91821cd5ac730e8c1335cd2e1e4f32b53bbaa799c1276