[INFO] fetching crate tc-error 0.2.5...
[INFO] testing tc-error-0.2.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tc-error 0.2.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tc-error 0.2.5 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 tc-error 0.2.5
[INFO] finished tweaking crates.io crate tc-error 0.2.5
[INFO] tweaked toml for crates.io crate tc-error 0.2.5 written to /workspace/builds/worker-3/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e5e1980cd27b1f3c84af8ddaa5accd0b3ffae9f61aa52e886c9671a06eb06070
[INFO] running `Command { std: "docker" "start" "-a" "e5e1980cd27b1f3c84af8ddaa5accd0b3ffae9f61aa52e886c9671a06eb06070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5e1980cd27b1f3c84af8ddaa5accd0b3ffae9f61aa52e886c9671a06eb06070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e1980cd27b1f3c84af8ddaa5accd0b3ffae9f61aa52e886c9671a06eb06070", kill_on_drop: false }`
[INFO] [stdout] e5e1980cd27b1f3c84af8ddaa5accd0b3ffae9f61aa52e886c9671a06eb06070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4d27d8132fd1595ec6a32d08dd5d84a514f16346fd014bbf6c169e93e3350912
[INFO] running `Command { std: "docker" "start" "-a" "4d27d8132fd1595ec6a32d08dd5d84a514f16346fd014bbf6c169e93e3350912", kill_on_drop: false }`
[INFO] [stderr]    Compiling destream v0.5.0
[INFO] [stderr]    Compiling tc-error v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.43s
[INFO] running `Command { std: "docker" "inspect" "4d27d8132fd1595ec6a32d08dd5d84a514f16346fd014bbf6c169e93e3350912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d27d8132fd1595ec6a32d08dd5d84a514f16346fd014bbf6c169e93e3350912", kill_on_drop: false }`
[INFO] [stdout] 4d27d8132fd1595ec6a32d08dd5d84a514f16346fd014bbf6c169e93e3350912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d6e6db1ab7fa494ef281851f4c576fd55bf2403196314620256d448505e26da1
[INFO] running `Command { std: "docker" "start" "-a" "d6e6db1ab7fa494ef281851f4c576fd55bf2403196314620256d448505e26da1", kill_on_drop: false }`
[INFO] [stderr]    Compiling tc-error v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "d6e6db1ab7fa494ef281851f4c576fd55bf2403196314620256d448505e26da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e6db1ab7fa494ef281851f4c576fd55bf2403196314620256d448505e26da1", kill_on_drop: false }`
[INFO] [stdout] d6e6db1ab7fa494ef281851f4c576fd55bf2403196314620256d448505e26da1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b7b6b4d83136c92fc7fcb58d0fbfab8ef44a138885eab842a73637a544dd4111
[INFO] running `Command { std: "docker" "start" "-a" "b7b6b4d83136c92fc7fcb58d0fbfab8ef44a138885eab842a73637a544dd4111", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tc_error-25236c799706e69e)
[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 tc-error
[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" "b7b6b4d83136c92fc7fcb58d0fbfab8ef44a138885eab842a73637a544dd4111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b6b4d83136c92fc7fcb58d0fbfab8ef44a138885eab842a73637a544dd4111", kill_on_drop: false }`
[INFO] [stdout] b7b6b4d83136c92fc7fcb58d0fbfab8ef44a138885eab842a73637a544dd4111