[INFO] fetching crate dogsay 0.1.0...
[INFO] checking dogsay-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate dogsay 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate dogsay 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dogsay 0.1.0
[INFO] finished tweaking crates.io crate dogsay 0.1.0
[INFO] tweaked toml for crates.io crate dogsay 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate dogsay 0.1.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded predicates v1.0.8
[INFO] [stderr]   Downloaded libc v0.2.127
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a82a1cdbbfe1d9c6164ddc448dcd104b5cb3b262ea409fcdc5748907f26e803
[INFO] running `Command { std: "docker" "start" "-a" "4a82a1cdbbfe1d9c6164ddc448dcd104b5cb3b262ea409fcdc5748907f26e803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a82a1cdbbfe1d9c6164ddc448dcd104b5cb3b262ea409fcdc5748907f26e803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a82a1cdbbfe1d9c6164ddc448dcd104b5cb3b262ea409fcdc5748907f26e803", kill_on_drop: false }`
[INFO] [stdout] 4a82a1cdbbfe1d9c6164ddc448dcd104b5cb3b262ea409fcdc5748907f26e803
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33324ce32ca6626ce629c8f666cec4a4856e1983cb35b879df23bb5f050f065f
[INFO] running `Command { std: "docker" "start" "-a" "33324ce32ca6626ce629c8f666cec4a4856e1983cb35b879df23bb5f050f065f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking dogsay v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "33324ce32ca6626ce629c8f666cec4a4856e1983cb35b879df23bb5f050f065f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33324ce32ca6626ce629c8f666cec4a4856e1983cb35b879df23bb5f050f065f", kill_on_drop: false }`
[INFO] [stdout] 33324ce32ca6626ce629c8f666cec4a4856e1983cb35b879df23bb5f050f065f