[INFO] fetching crate ttygrid 0.3.0...
[INFO] checking ttygrid-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate ttygrid 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ttygrid 0.3.0 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 ttygrid 0.3.0
[INFO] finished tweaking crates.io crate ttygrid 0.3.0
[INFO] tweaked toml for crates.io crate ttygrid 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate ttygrid 0.3.0 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] 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] 87297fcfa7e107cc01701324760e2006ecb2460f7d6694d68e68e8e0e114bed5
[INFO] running `Command { std: "docker" "start" "-a" "87297fcfa7e107cc01701324760e2006ecb2460f7d6694d68e68e8e0e114bed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87297fcfa7e107cc01701324760e2006ecb2460f7d6694d68e68e8e0e114bed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87297fcfa7e107cc01701324760e2006ecb2460f7d6694d68e68e8e0e114bed5", kill_on_drop: false }`
[INFO] [stdout] 87297fcfa7e107cc01701324760e2006ecb2460f7d6694d68e68e8e0e114bed5
[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] 8e91fbc4b3f971c1ede459ca4d57b1b0b37a17b2a2f8a062b59db104f04bdb1c
[INFO] running `Command { std: "docker" "start" "-a" "8e91fbc4b3f971c1ede459ca4d57b1b0b37a17b2a2f8a062b59db104f04bdb1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking ttygrid v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |         self.text.clone()
[INFO] [stdout]     |                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |         self.text.clone()
[INFO] [stdout]     |                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "8e91fbc4b3f971c1ede459ca4d57b1b0b37a17b2a2f8a062b59db104f04bdb1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e91fbc4b3f971c1ede459ca4d57b1b0b37a17b2a2f8a062b59db104f04bdb1c", kill_on_drop: false }`
[INFO] [stdout] 8e91fbc4b3f971c1ede459ca4d57b1b0b37a17b2a2f8a062b59db104f04bdb1c
[INFO] checking ttygrid-0.3.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate ttygrid 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ttygrid 0.3.0 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 ttygrid 0.3.0
[INFO] finished tweaking crates.io crate ttygrid 0.3.0
[INFO] tweaked toml for crates.io crate ttygrid 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate ttygrid 0.3.0 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] [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad7e0001251937e15c37603d8c0efafa2f93cb64361beb77933cc96d2b379830
[INFO] running `Command { std: "docker" "start" "-a" "ad7e0001251937e15c37603d8c0efafa2f93cb64361beb77933cc96d2b379830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad7e0001251937e15c37603d8c0efafa2f93cb64361beb77933cc96d2b379830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad7e0001251937e15c37603d8c0efafa2f93cb64361beb77933cc96d2b379830", kill_on_drop: false }`
[INFO] [stdout] ad7e0001251937e15c37603d8c0efafa2f93cb64361beb77933cc96d2b379830
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28e178f472d4f956060e924795bbfbd7661709f1111b5e5f76efac951ac26cff
[INFO] running `Command { std: "docker" "start" "-a" "28e178f472d4f956060e924795bbfbd7661709f1111b5e5f76efac951ac26cff", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ttygrid v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |         self.text.clone()
[INFO] [stdout]     |                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |         self.text.clone()
[INFO] [stdout]     |                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "28e178f472d4f956060e924795bbfbd7661709f1111b5e5f76efac951ac26cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e178f472d4f956060e924795bbfbd7661709f1111b5e5f76efac951ac26cff", kill_on_drop: false }`
[INFO] [stdout] 28e178f472d4f956060e924795bbfbd7661709f1111b5e5f76efac951ac26cff