[INFO] fetching crate clean-rs 0.1.18... [INFO] checking clean-rs-0.1.18 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate clean-rs 0.1.18 into /workspace/builds/worker-2-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-2-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-2-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 termcolor v1.3.0 [INFO] [stderr] Downloaded cvt v0.1.2 [INFO] [stderr] Downloaded path-absolutize v3.1.1 [INFO] [stderr] Downloaded unwrap v1.2.1 [INFO] [stderr] Downloaded path-dedot v3.1.1 [INFO] [stderr] Downloaded async-recursion v1.0.5 [INFO] [stderr] Downloaded tokio-fs v0.1.7 [INFO] [stderr] Downloaded tokio-udp v0.1.6 [INFO] [stderr] Downloaded nix v0.26.4 [INFO] [stderr] Downloaded syn v2.0.36 [INFO] [stderr] Downloaded mio-uds v0.6.8 [INFO] [stderr] Downloaded tokio-codec v0.1.2 [INFO] [stderr] Downloaded tokio-uds v0.2.7 [INFO] [stderr] Downloaded future-utils v0.12.1 [INFO] [stderr] Downloaded as-slice v0.2.1 [INFO] [stderr] Downloaded aligned v0.4.1 [INFO] [stderr] Downloaded fs_at v0.1.10 [INFO] [stderr] Downloaded normpath v1.1.1 [INFO] [stderr] Downloaded remove_dir_all v0.8.2 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2525c23e52853165898578ca5f2893a66dc0ee7aca62013faae0fc2ca7430335 [INFO] running `Command { std: "docker" "start" "-a" "2525c23e52853165898578ca5f2893a66dc0ee7aca62013faae0fc2ca7430335", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2525c23e52853165898578ca5f2893a66dc0ee7aca62013faae0fc2ca7430335", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2525c23e52853165898578ca5f2893a66dc0ee7aca62013faae0fc2ca7430335", kill_on_drop: false }` [INFO] [stdout] 2525c23e52853165898578ca5f2893a66dc0ee7aca62013faae0fc2ca7430335 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ffec421c68be637ed7d80b97de96528f8a73cbf86492fff6811e1296e61615b [INFO] running `Command { std: "docker" "start" "-a" "4ffec421c68be637ed7d80b97de96528f8a73cbf86492fff6811e1296e61615b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [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] Checking log v0.4.20 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling memoffset v0.5.6 [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 parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking crossbeam-epoch v0.9.15 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Checking cvt v0.1.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking path-dedot v3.1.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking unwrap v1.2.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking normpath v1.1.1 [INFO] [stderr] Checking path-absolutize v3.1.1 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling syn v2.0.36 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Compiling cc v1.0.83 [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 mio v0.8.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking mio v0.6.23 [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 fs_at v0.1.10 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [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 12.46s [INFO] running `Command { std: "docker" "inspect" "4ffec421c68be637ed7d80b97de96528f8a73cbf86492fff6811e1296e61615b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ffec421c68be637ed7d80b97de96528f8a73cbf86492fff6811e1296e61615b", kill_on_drop: false }` [INFO] [stdout] 4ffec421c68be637ed7d80b97de96528f8a73cbf86492fff6811e1296e61615b [INFO] checking clean-rs-0.1.18 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate clean-rs 0.1.18 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate clean-rs 0.1.18 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2-tc2/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-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b84633f19aecb00488e40f7082fcd1ed044adcd20008dd4e16419d4e4baf46c [INFO] running `Command { std: "docker" "start" "-a" "5b84633f19aecb00488e40f7082fcd1ed044adcd20008dd4e16419d4e4baf46c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b84633f19aecb00488e40f7082fcd1ed044adcd20008dd4e16419d4e4baf46c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b84633f19aecb00488e40f7082fcd1ed044adcd20008dd4e16419d4e4baf46c", kill_on_drop: false }` [INFO] [stdout] 5b84633f19aecb00488e40f7082fcd1ed044adcd20008dd4e16419d4e4baf46c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec6cc10a8c94938977e69ad65725bf7ff36561c5b2856eca366dfd9bd2d46391 [INFO] running `Command { std: "docker" "start" "-a" "ec6cc10a8c94938977e69ad65725bf7ff36561c5b2856eca366dfd9bd2d46391", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [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] Checking log v0.4.20 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling memoffset v0.5.6 [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 parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking crossbeam-epoch v0.9.15 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking cvt v0.1.2 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking path-dedot v3.1.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking normpath v1.1.1 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unwrap v1.2.1 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking path-absolutize v3.1.1 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Compiling syn v2.0.36 [INFO] [stderr] Compiling backtrace v0.3.69 [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 nix v0.26.4 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking fs_at v0.1.10 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking remove_dir_all v0.8.2 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking future-utils v0.12.1 [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 19.12s [INFO] running `Command { std: "docker" "inspect" "ec6cc10a8c94938977e69ad65725bf7ff36561c5b2856eca366dfd9bd2d46391", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6cc10a8c94938977e69ad65725bf7ff36561c5b2856eca366dfd9bd2d46391", kill_on_drop: false }` [INFO] [stdout] ec6cc10a8c94938977e69ad65725bf7ff36561c5b2856eca366dfd9bd2d46391