[INFO] fetching crate gash 0.10.1...
[INFO] checking gash-0.10.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate gash 0.10.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate gash 0.10.1 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 gash 0.10.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gash 0.10.1
[INFO] tweaked toml for crates.io crate gash 0.10.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate gash 0.10.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.5
[INFO] [stderr]   Downloaded clap_complete v3.1.1
[INFO] [stderr]   Downloaded ctor v0.1.21
[INFO] [stderr]   Downloaded clap_derive v3.1.7
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.1
[INFO] [stderr]   Downloaded clap v3.1.8
[INFO] [stderr]   Downloaded regex v1.5.5
[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] 26efba39ac9c79568aa56692318a43aeb67ac61264223557b5a7bab510399bb6
[INFO] running `Command { std: "docker" "start" "-a" "26efba39ac9c79568aa56692318a43aeb67ac61264223557b5a7bab510399bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26efba39ac9c79568aa56692318a43aeb67ac61264223557b5a7bab510399bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26efba39ac9c79568aa56692318a43aeb67ac61264223557b5a7bab510399bb6", kill_on_drop: false }`
[INFO] [stdout] 26efba39ac9c79568aa56692318a43aeb67ac61264223557b5a7bab510399bb6
[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] fb31b284ce97efed9e3a4e68aaeaef4806e0e623c0c977e876b8cd5a530db89e
[INFO] running `Command { std: "docker" "start" "-a" "fb31b284ce97efed9e3a4e68aaeaef4806e0e623c0c977e876b8cd5a530db89e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking os_pipe v1.0.1
[INFO] [stderr]     Checking pretty_assertions v1.2.1
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling clap v3.1.8
[INFO] [stderr]    Compiling clap_complete v3.1.1
[INFO] [stderr]    Compiling gash v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `clap::CommandFactory::into_app`: Replaced with `CommandFactory::command
[INFO] [stdout]   --> build.rs:16:31
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut app = args::Args::into_app();
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/gash.bash"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/gash.elv"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/gash.fish"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/_gash.ps1"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/_gash"
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.62s
[INFO] running `Command { std: "docker" "inspect" "fb31b284ce97efed9e3a4e68aaeaef4806e0e623c0c977e876b8cd5a530db89e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb31b284ce97efed9e3a4e68aaeaef4806e0e623c0c977e876b8cd5a530db89e", kill_on_drop: false }`
[INFO] [stdout] fb31b284ce97efed9e3a4e68aaeaef4806e0e623c0c977e876b8cd5a530db89e
[INFO] checking gash-0.10.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate gash 0.10.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate gash 0.10.1 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 gash 0.10.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gash 0.10.1
[INFO] tweaked toml for crates.io crate gash 0.10.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate gash 0.10.1 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] 119174bb9e0b2f4d5b49d5b30b2f123575b5492877818c1f06499274e6ef075f
[INFO] running `Command { std: "docker" "start" "-a" "119174bb9e0b2f4d5b49d5b30b2f123575b5492877818c1f06499274e6ef075f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "119174bb9e0b2f4d5b49d5b30b2f123575b5492877818c1f06499274e6ef075f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119174bb9e0b2f4d5b49d5b30b2f123575b5492877818c1f06499274e6ef075f", kill_on_drop: false }`
[INFO] [stdout] 119174bb9e0b2f4d5b49d5b30b2f123575b5492877818c1f06499274e6ef075f
[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] b252c7d4e292536ee37353c310f47a7d39d31c374445c89c8b3a2c48531b17a9
[INFO] running `Command { std: "docker" "start" "-a" "b252c7d4e292536ee37353c310f47a7d39d31c374445c89c8b3a2c48531b17a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking os_pipe v1.0.1
[INFO] [stderr]     Checking pretty_assertions v1.2.1
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling clap v3.1.8
[INFO] [stderr]    Compiling clap_complete v3.1.1
[INFO] [stderr]    Compiling gash v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `clap::CommandFactory::into_app`: Replaced with `CommandFactory::command
[INFO] [stdout]   --> build.rs:16:31
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut app = args::Args::into_app();
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/gash.bash"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/gash.elv"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/gash.fish"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/_gash.ps1"
[INFO] [stderr] warning: gash@0.10.1: completion file generated: "/opt/rustwide/target/debug/build/gash-025a915b618f6376/out/_gash"
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.00s
[INFO] running `Command { std: "docker" "inspect" "b252c7d4e292536ee37353c310f47a7d39d31c374445c89c8b3a2c48531b17a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b252c7d4e292536ee37353c310f47a7d39d31c374445c89c8b3a2c48531b17a9", kill_on_drop: false }`
[INFO] [stdout] b252c7d4e292536ee37353c310f47a7d39d31c374445c89c8b3a2c48531b17a9