[INFO] fetching crate syn_str 0.1.58...
[INFO] testing syn_str-0.1.58 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate syn_str 0.1.58 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate syn_str 0.1.58 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 syn_str 0.1.58
[INFO] finished tweaking crates.io crate syn_str 0.1.58
[INFO] tweaked toml for crates.io crate syn_str 0.1.58 written to /workspace/builds/worker-34/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]  Downloading crates ...
[INFO] [stderr]   Downloaded fixed_len_str v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] f704789a71a2d38ba245f526dfdb594e8eb88dcb783f9c80ab6e83ac0746e81d
[INFO] running `Command { std: "docker" "start" "-a" "f704789a71a2d38ba245f526dfdb594e8eb88dcb783f9c80ab6e83ac0746e81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f704789a71a2d38ba245f526dfdb594e8eb88dcb783f9c80ab6e83ac0746e81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f704789a71a2d38ba245f526dfdb594e8eb88dcb783f9c80ab6e83ac0746e81d", kill_on_drop: false }`
[INFO] [stdout] f704789a71a2d38ba245f526dfdb594e8eb88dcb783f9c80ab6e83ac0746e81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] ac23d180c25f243c30ee804fa67e3356d26d54bb12aa7a578db9f36edb5dfbda
[INFO] running `Command { std: "docker" "start" "-a" "ac23d180c25f243c30ee804fa67e3356d26d54bb12aa7a578db9f36edb5dfbda", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixed_len_str v0.2.9
[INFO] [stderr]    Compiling syn_str v0.1.58 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "ac23d180c25f243c30ee804fa67e3356d26d54bb12aa7a578db9f36edb5dfbda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac23d180c25f243c30ee804fa67e3356d26d54bb12aa7a578db9f36edb5dfbda", kill_on_drop: false }`
[INFO] [stdout] ac23d180c25f243c30ee804fa67e3356d26d54bb12aa7a578db9f36edb5dfbda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 5f94a039cbc90ffbade55a2f297c16f4c8a353d134b761eca5e401efb1ef67c4
[INFO] running `Command { std: "docker" "start" "-a" "5f94a039cbc90ffbade55a2f297c16f4c8a353d134b761eca5e401efb1ef67c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling syn_str v0.1.58 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "5f94a039cbc90ffbade55a2f297c16f4c8a353d134b761eca5e401efb1ef67c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f94a039cbc90ffbade55a2f297c16f4c8a353d134b761eca5e401efb1ef67c4", kill_on_drop: false }`
[INFO] [stdout] 5f94a039cbc90ffbade55a2f297c16f4c8a353d134b761eca5e401efb1ef67c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] c73af70679dc0037384b470abff94781653d52e1fbc65efe256c4eb97e97bd40
[INFO] running `Command { std: "docker" "start" "-a" "c73af70679dc0037384b470abff94781653d52e1fbc65efe256c4eb97e97bd40", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/syn_str-077e155d7b5813c4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syn_str
[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] [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] running `Command { std: "docker" "inspect" "c73af70679dc0037384b470abff94781653d52e1fbc65efe256c4eb97e97bd40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73af70679dc0037384b470abff94781653d52e1fbc65efe256c4eb97e97bd40", kill_on_drop: false }`
[INFO] [stdout] c73af70679dc0037384b470abff94781653d52e1fbc65efe256c4eb97e97bd40