[INFO] fetching crate tmux-status-tracker 2.2.1...
[INFO] checking tmux-status-tracker-2.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate tmux-status-tracker 2.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate tmux-status-tracker 2.2.1 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 tmux-status-tracker 2.2.1
[INFO] finished tweaking crates.io crate tmux-status-tracker 2.2.1
[INFO] tweaked toml for crates.io crate tmux-status-tracker 2.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate tmux-status-tracker 2.2.1 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 crossbeam-utils v0.8.7
[INFO] [stderr]   Downloaded clap_derive v3.1.0
[INFO] [stderr]   Downloaded clap v3.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.7
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76689dfa503c07d993a9caef3e582c818396dc7c2316ce7109ed230ed2e61915
[INFO] running `Command { std: "docker" "start" "-a" "76689dfa503c07d993a9caef3e582c818396dc7c2316ce7109ed230ed2e61915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76689dfa503c07d993a9caef3e582c818396dc7c2316ce7109ed230ed2e61915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76689dfa503c07d993a9caef3e582c818396dc7c2316ce7109ed230ed2e61915", kill_on_drop: false }`
[INFO] [stdout] 76689dfa503c07d993a9caef3e582c818396dc7c2316ce7109ed230ed2e61915
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c34607239a76bb949110fbb3385d8689ef22ae348efd13a645fa3a3b3f855f0
[INFO] running `Command { std: "docker" "start" "-a" "3c34607239a76bb949110fbb3385d8689ef22ae348efd13a645fa3a3b3f855f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_derive v3.1.0
[INFO] [stderr]     Checking clap v3.1.0
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking tmux-status-tracker v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.18s
[INFO] running `Command { std: "docker" "inspect" "3c34607239a76bb949110fbb3385d8689ef22ae348efd13a645fa3a3b3f855f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c34607239a76bb949110fbb3385d8689ef22ae348efd13a645fa3a3b3f855f0", kill_on_drop: false }`
[INFO] [stdout] 3c34607239a76bb949110fbb3385d8689ef22ae348efd13a645fa3a3b3f855f0
[INFO] checking tmux-status-tracker-2.2.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate tmux-status-tracker 2.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tmux-status-tracker 2.2.1 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 tmux-status-tracker 2.2.1
[INFO] finished tweaking crates.io crate tmux-status-tracker 2.2.1
[INFO] tweaked toml for crates.io crate tmux-status-tracker 2.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate tmux-status-tracker 2.2.1 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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 770b6db471e21e6457caba912a9ca0d192eaa2635bea5f50db274d3767850593
[INFO] running `Command { std: "docker" "start" "-a" "770b6db471e21e6457caba912a9ca0d192eaa2635bea5f50db274d3767850593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "770b6db471e21e6457caba912a9ca0d192eaa2635bea5f50db274d3767850593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770b6db471e21e6457caba912a9ca0d192eaa2635bea5f50db274d3767850593", kill_on_drop: false }`
[INFO] [stdout] 770b6db471e21e6457caba912a9ca0d192eaa2635bea5f50db274d3767850593
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a443fc6456019062a44804350cf71a4eee128a3ef6b640904a0ffc010fbf1e6
[INFO] running `Command { std: "docker" "start" "-a" "3a443fc6456019062a44804350cf71a4eee128a3ef6b640904a0ffc010fbf1e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_derive v3.1.0
[INFO] [stderr]     Checking clap v3.1.0
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking tmux-status-tracker v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.16s
[INFO] running `Command { std: "docker" "inspect" "3a443fc6456019062a44804350cf71a4eee128a3ef6b640904a0ffc010fbf1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a443fc6456019062a44804350cf71a4eee128a3ef6b640904a0ffc010fbf1e6", kill_on_drop: false }`
[INFO] [stdout] 3a443fc6456019062a44804350cf71a4eee128a3ef6b640904a0ffc010fbf1e6