[INFO] fetching crate clean-rs 0.1.18...
[INFO] checking clean-rs-0.1.18 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate clean-rs 0.1.18 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate clean-rs 0.1.18 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate clean-rs 0.1.18
[INFO] finished tweaking crates.io crate clean-rs 0.1.18
[INFO] tweaked toml for crates.io crate clean-rs 0.1.18 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate clean-rs 0.1.18 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-stream v0.1.14
[INFO] [stderr]   Downloaded fs_at v0.1.10
[INFO] [stderr]   Downloaded as-slice v0.2.1
[INFO] [stderr]   Downloaded path-absolutize v3.1.1
[INFO] [stderr]   Downloaded aligned v0.4.1
[INFO] [stderr]   Downloaded cvt v0.1.2
[INFO] [stderr]   Downloaded async-recursion v1.0.5
[INFO] [stderr]   Downloaded unwrap v1.2.1
[INFO] [stderr]   Downloaded futures-channel v0.3.28
[INFO] [stderr]   Downloaded futures-macro v0.3.28
[INFO] [stderr]   Downloaded futures-util v0.3.28
[INFO] [stderr]   Downloaded syn v2.0.36
[INFO] [stderr]   Downloaded futures-task v0.3.28
[INFO] [stderr]   Downloaded futures v0.3.28
[INFO] [stderr]   Downloaded futures-executor v0.3.28
[INFO] [stderr]   Downloaded futures-io v0.3.28
[INFO] [stderr]   Downloaded futures-sink v0.3.28
[INFO] [stderr]   Downloaded path-dedot v3.1.1
[INFO] [stderr]   Downloaded termcolor v1.3.0
[INFO] [stderr]   Downloaded remove_dir_all v0.8.2
[INFO] [stderr]   Downloaded future-utils v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9eb9e83fbb8218143e4acf36c878f17f06f809f58849fab04ccb75c36b20ea13
[INFO] running `Command { std: "docker" "start" "-a" "9eb9e83fbb8218143e4acf36c878f17f06f809f58849fab04ccb75c36b20ea13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9eb9e83fbb8218143e4acf36c878f17f06f809f58849fab04ccb75c36b20ea13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb9e83fbb8218143e4acf36c878f17f06f809f58849fab04ccb75c36b20ea13", kill_on_drop: false }`
[INFO] [stdout] 9eb9e83fbb8218143e4acf36c878f17f06f809f58849fab04ccb75c36b20ea13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c137c813650efc398ff01d4c29474f7c19c1db83b0d132b4e3cc1c213d404a0
[INFO] running `Command { std: "docker" "start" "-a" "9c137c813650efc398ff01d4c29474f7c19c1db83b0d132b4e3cc1c213d404a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking cvt v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking path-dedot v3.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking unwrap v1.2.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking normpath v1.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking path-absolutize v3.1.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling syn v2.0.36
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking fs_at v0.1.10
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking future-utils v0.12.1
[INFO] [stderr]     Checking remove_dir_all v0.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling async-recursion v1.0.5
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking clean-rs v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.76s
[INFO] running `Command { std: "docker" "inspect" "9c137c813650efc398ff01d4c29474f7c19c1db83b0d132b4e3cc1c213d404a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c137c813650efc398ff01d4c29474f7c19c1db83b0d132b4e3cc1c213d404a0", kill_on_drop: false }`
[INFO] [stdout] 9c137c813650efc398ff01d4c29474f7c19c1db83b0d132b4e3cc1c213d404a0