[INFO] fetching crate work 0.4.2... [INFO] checking work-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate work 0.4.2 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate work 0.4.2 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] started tweaking crates.io crate work 0.4.2 [INFO] finished tweaking crates.io crate work 0.4.2 [INFO] tweaked toml for crates.io crate work 0.4.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate work 0.4.2 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 termion v1.5.5 [INFO] [stderr] Downloaded timer v0.2.0 [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] Downloaded const_fn v0.4.4 [INFO] [stderr] Downloaded utf8parse v0.1.1 [INFO] [stderr] Downloaded serde_derive v1.0.118 [INFO] [stderr] Downloaded indexmap v1.6.1 [INFO] [stderr] Downloaded rusqlite v0.23.1 [INFO] [stderr] Downloaded syn v1.0.55 [INFO] [stderr] Downloaded smallvec v1.5.1 [INFO] [stderr] Downloaded serde v1.0.118 [INFO] [stderr] Downloaded cc v1.0.66 [INFO] [stderr] Downloaded tuikit v0.3.4 [INFO] [stderr] Downloaded skim v0.8.2 [INFO] [stderr] Downloaded libsqlite3-sys v0.18.0 [INFO] [stderr] Downloaded vte v0.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cf71f56f35c82643dca2a646cb621778947db883739851fdc18b5f5d96295d24 [INFO] running `Command { std: "docker" "start" "-a" "cf71f56f35c82643dca2a646cb621778947db883739851fdc18b5f5d96295d24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf71f56f35c82643dca2a646cb621778947db883739851fdc18b5f5d96295d24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf71f56f35c82643dca2a646cb621778947db883739851fdc18b5f5d96295d24", kill_on_drop: false }` [INFO] [stdout] cf71f56f35c82643dca2a646cb621778947db883739851fdc18b5f5d96295d24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 37c2841d1f23d21ec07d98121fb4e11899b086ba341774e873bb9190e32c8046 [INFO] running `Command { std: "docker" "start" "-a" "37c2841d1f23d21ec07d98121fb4e11899b086ba341774e873bb9190e32c8046", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.55 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking directories v2.0.2 [INFO] [stderr] Compiling libsqlite3-sys v0.18.0 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Checking fuzzy-matcher v0.3.7 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking smallvec v1.5.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking shlex v0.1.1 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rusqlite v0.23.1 [INFO] [stderr] Checking timer v0.2.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking tuikit v0.3.4 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking skim v0.8.2 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking confy v0.4.0 [INFO] [stderr] Checking work v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.20s [INFO] running `Command { std: "docker" "inspect" "37c2841d1f23d21ec07d98121fb4e11899b086ba341774e873bb9190e32c8046", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37c2841d1f23d21ec07d98121fb4e11899b086ba341774e873bb9190e32c8046", kill_on_drop: false }` [INFO] [stdout] 37c2841d1f23d21ec07d98121fb4e11899b086ba341774e873bb9190e32c8046 [INFO] checking work-0.4.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate work 0.4.2 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate work 0.4.2 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate work 0.4.2 [INFO] finished tweaking crates.io crate work 0.4.2 [INFO] tweaked toml for crates.io crate work 0.4.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate work 0.4.2 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fc663b9a8b8163941b734f63d1269eb7638a0fe5d699e7902a753605b56c374 [INFO] running `Command { std: "docker" "start" "-a" "0fc663b9a8b8163941b734f63d1269eb7638a0fe5d699e7902a753605b56c374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fc663b9a8b8163941b734f63d1269eb7638a0fe5d699e7902a753605b56c374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fc663b9a8b8163941b734f63d1269eb7638a0fe5d699e7902a753605b56c374", kill_on_drop: false }` [INFO] [stdout] 0fc663b9a8b8163941b734f63d1269eb7638a0fe5d699e7902a753605b56c374 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c84352f2829fc225cda988090afd253ec5bfee66e9be9766137b319bf291902 [INFO] running `Command { std: "docker" "start" "-a" "3c84352f2829fc225cda988090afd253ec5bfee66e9be9766137b319bf291902", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.55 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling libsqlite3-sys v0.18.0 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking directories v2.0.2 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Checking fuzzy-matcher v0.3.7 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking smallvec v1.5.1 [INFO] [stderr] Checking shlex v0.1.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking rusqlite v0.23.1 [INFO] [stderr] Checking timer v0.2.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking tuikit v0.3.4 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking skim v0.8.2 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking confy v0.4.0 [INFO] [stderr] Checking work v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.77s [INFO] running `Command { std: "docker" "inspect" "3c84352f2829fc225cda988090afd253ec5bfee66e9be9766137b319bf291902", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c84352f2829fc225cda988090afd253ec5bfee66e9be9766137b319bf291902", kill_on_drop: false }` [INFO] [stdout] 3c84352f2829fc225cda988090afd253ec5bfee66e9be9766137b319bf291902