[INFO] cloning repository https://github.com/comfortablynick/todors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/comfortablynick/todors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomfortablynick%2Ftodors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomfortablynick%2Ftodors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 449db664144b15b02a37fcee2fcab8dedc638304
[INFO] checking comfortablynick/todors against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomfortablynick%2Ftodors" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/comfortablynick/todors 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 git repo https://github.com/comfortablynick/todors
[INFO] finished tweaking git repo https://github.com/comfortablynick/todors
[INFO] tweaked toml for git repo https://github.com/comfortablynick/todors written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/comfortablynick/todors 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded todo-txt v2.2.0
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] [stderr]   Downloaded shellexpand v2.1.0
[INFO] [stderr]   Downloaded clap_complete v3.1.1
[INFO] [stderr]   Downloaded shared_child v0.3.5
[INFO] [stderr]   Downloaded pretty_assertions v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 95d65429953fb361028dc35202eddc5aca66a5608bb5782b11d07286ae353841
[INFO] running `Command { std: "docker" "start" "-a" "95d65429953fb361028dc35202eddc5aca66a5608bb5782b11d07286ae353841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95d65429953fb361028dc35202eddc5aca66a5608bb5782b11d07286ae353841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d65429953fb361028dc35202eddc5aca66a5608bb5782b11d07286ae353841", kill_on_drop: false }`
[INFO] [stdout] 95d65429953fb361028dc35202eddc5aca66a5608bb5782b11d07286ae353841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d1ec0bed5d14c70c47aa12c0767ca2e8e56db903ea5c2bb54025a4233750f3ae
[INFO] running `Command { std: "docker" "start" "-a" "d1ec0bed5d14c70c47aa12c0767ca2e8e56db903ea5c2bb54025a4233750f3ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking pretty_assertions v1.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking todo-txt v2.2.0
[INFO] [stderr]     Checking clap v3.1.8
[INFO] [stderr]     Checking clap_complete v3.1.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking todors v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stdout] warning: the item `FromIterator` is imported redundantly
[INFO] [stdout]  --> src/task.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     iter::FromIterator,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `FromIterator` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/bin/logger.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{self, Level, LevelFilter};
[INFO] [stdout]   |           ^^^^ the item `log` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/bin/logger.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{self, Level, LevelFilter};
[INFO] [stdout]   |           ^^^^ the item `log` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromIterator` is imported redundantly
[INFO] [stdout]  --> src/task.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     iter::FromIterator,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `FromIterator` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.17s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d1ec0bed5d14c70c47aa12c0767ca2e8e56db903ea5c2bb54025a4233750f3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ec0bed5d14c70c47aa12c0767ca2e8e56db903ea5c2bb54025a4233750f3ae", kill_on_drop: false }`
[INFO] [stdout] d1ec0bed5d14c70c47aa12c0767ca2e8e56db903ea5c2bb54025a4233750f3ae
[INFO] checking comfortablynick/todors against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomfortablynick%2Ftodors" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/comfortablynick/todors on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/comfortablynick/todors
[INFO] finished tweaking git repo https://github.com/comfortablynick/todors
[INFO] tweaked toml for git repo https://github.com/comfortablynick/todors written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/comfortablynick/todors 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63b19ff4243c2da9a88af75e17febf4b43cdb46c49b00701d4d92b4d4a8675a9
[INFO] running `Command { std: "docker" "start" "-a" "63b19ff4243c2da9a88af75e17febf4b43cdb46c49b00701d4d92b4d4a8675a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63b19ff4243c2da9a88af75e17febf4b43cdb46c49b00701d4d92b4d4a8675a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b19ff4243c2da9a88af75e17febf4b43cdb46c49b00701d4d92b4d4a8675a9", kill_on_drop: false }`
[INFO] [stdout] 63b19ff4243c2da9a88af75e17febf4b43cdb46c49b00701d4d92b4d4a8675a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae4dfb065c35e411f070b2e5913b8074e4f93952f1112eab15e56b7d6a85aa2e
[INFO] running `Command { std: "docker" "start" "-a" "ae4dfb065c35e411f070b2e5913b8074e4f93952f1112eab15e56b7d6a85aa2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.7/src/sync/parker.rs:366:25
[INFO] [stdout]     |
[INFO] [stdout] 366 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 367 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 368 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 369 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ae4dfb065c35e411f070b2e5913b8074e4f93952f1112eab15e56b7d6a85aa2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4dfb065c35e411f070b2e5913b8074e4f93952f1112eab15e56b7d6a85aa2e", kill_on_drop: false }`
[INFO] [stdout] ae4dfb065c35e411f070b2e5913b8074e4f93952f1112eab15e56b7d6a85aa2e