[INFO] fetching crate credent_fs_model 0.4.1...
[INFO] testing credent_fs_model-0.4.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate credent_fs_model 0.4.1 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate credent_fs_model 0.4.1 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 credent_fs_model 0.4.1
[INFO] finished tweaking crates.io crate credent_fs_model 0.4.1
[INFO] tweaked toml for crates.io crate credent_fs_model 0.4.1 written to /workspace/builds/worker-69/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-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] b3338424a440d9c291a73c6f4a9801ee8bd232221ac99d116988cdc4a656946b
[INFO] running `Command { std: "docker" "start" "-a" "b3338424a440d9c291a73c6f4a9801ee8bd232221ac99d116988cdc4a656946b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3338424a440d9c291a73c6f4a9801ee8bd232221ac99d116988cdc4a656946b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3338424a440d9c291a73c6f4a9801ee8bd232221ac99d116988cdc4a656946b", kill_on_drop: false }`
[INFO] [stdout] b3338424a440d9c291a73c6f4a9801ee8bd232221ac99d116988cdc4a656946b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] 3178987ff50a54da173aecf8062f005b973a8edc70f709f65548c62cfa59410a
[INFO] running `Command { std: "docker" "start" "-a" "3178987ff50a54da173aecf8062f005b973a8edc70f709f65548c62cfa59410a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling credent_model v0.4.1
[INFO] [stderr]    Compiling credent_fs_model v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.58s
[INFO] running `Command { std: "docker" "inspect" "3178987ff50a54da173aecf8062f005b973a8edc70f709f65548c62cfa59410a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3178987ff50a54da173aecf8062f005b973a8edc70f709f65548c62cfa59410a", kill_on_drop: false }`
[INFO] [stdout] 3178987ff50a54da173aecf8062f005b973a8edc70f709f65548c62cfa59410a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] bc9eed94c4b7e02cbe38e3b6373de2a349ee9ce6981674fe142e3b76de20f153
[INFO] running `Command { std: "docker" "start" "-a" "bc9eed94c4b7e02cbe38e3b6373de2a349ee9ce6981674fe142e3b76de20f153", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "bc9eed94c4b7e02cbe38e3b6373de2a349ee9ce6981674fe142e3b76de20f153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9eed94c4b7e02cbe38e3b6373de2a349ee9ce6981674fe142e3b76de20f153", kill_on_drop: false }`
[INFO] [stdout] bc9eed94c4b7e02cbe38e3b6373de2a349ee9ce6981674fe142e3b76de20f153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] a150a33c474e542bf71380f78b62c7c9a76659841a3e3e215fcd287f7d84c061
[INFO] running `Command { std: "docker" "start" "-a" "a150a33c474e542bf71380f78b62c7c9a76659841a3e3e215fcd287f7d84c061", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "a150a33c474e542bf71380f78b62c7c9a76659841a3e3e215fcd287f7d84c061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a150a33c474e542bf71380f78b62c7c9a76659841a3e3e215fcd287f7d84c061", kill_on_drop: false }`
[INFO] [stdout] a150a33c474e542bf71380f78b62c7c9a76659841a3e3e215fcd287f7d84c061