[INFO] fetching crate favicon-rs 0.4.0...
[INFO] checking favicon-rs-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate favicon-rs 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate favicon-rs 0.4.0 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 favicon-rs 0.4.0
[INFO] finished tweaking crates.io crate favicon-rs 0.4.0
[INFO] tweaked toml for crates.io crate favicon-rs 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate favicon-rs 0.4.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winres v0.1.12
[INFO] [stderr]   Downloaded futures-executor v0.3.21
[INFO] [stderr]   Downloaded futures-macro v0.3.21
[INFO] [stderr]   Downloaded weezl v0.1.6
[INFO] [stderr]   Downloaded bytemuck v1.9.1
[INFO] [stderr]   Downloaded futures v0.3.21
[INFO] [stderr]   Downloaded syn v1.0.92
[INFO] [stderr]   Downloaded flume v0.10.12
[INFO] [stderr]   Downloaded libc v0.2.125
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.0
[INFO] [stderr]   Downloaded exr v1.5.2
[INFO] [stderr]   Downloaded png v0.17.7
[INFO] [stderr]   Downloaded rayon v1.6.1
[INFO] [stderr]   Downloaded tiff v0.8.1
[INFO] [stderr]   Downloaded image v0.24.5
[INFO] [stderr]   Downloaded spin v0.9.3
[INFO] [stderr]   Downloaded half v2.2.0
[INFO] [stderr]   Downloaded flate2 v1.0.23
[INFO] [stderr]   Downloaded rayon-core v1.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ed0aa31beb4c15b512afd7aede5e2926b5457a611310af78d4d7d0431d59b23f
[INFO] running `Command { std: "docker" "start" "-a" "ed0aa31beb4c15b512afd7aede5e2926b5457a611310af78d4d7d0431d59b23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed0aa31beb4c15b512afd7aede5e2926b5457a611310af78d4d7d0431d59b23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0aa31beb4c15b512afd7aede5e2926b5457a611310af78d4d7d0431d59b23f", kill_on_drop: false }`
[INFO] [stdout] ed0aa31beb4c15b512afd7aede5e2926b5457a611310af78d4d7d0431d59b23f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7fb451d1604f22171efcb4ca864a9eb3e3336b0e4020971faff38bb4f8b972c8
[INFO] running `Command { std: "docker" "start" "-a" "7fb451d1604f22171efcb4ca864a9eb3e3336b0e4020971faff38bb4f8b972c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking weezl v0.1.6
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking half v2.2.0
[INFO] [stderr]    Compiling favicon-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking num-rational v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking png v0.17.7
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.12
[INFO] [stderr]     Checking exr v1.5.2
[INFO] [stderr]     Checking image v0.24.5
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.97s
[INFO] running `Command { std: "docker" "inspect" "7fb451d1604f22171efcb4ca864a9eb3e3336b0e4020971faff38bb4f8b972c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb451d1604f22171efcb4ca864a9eb3e3336b0e4020971faff38bb4f8b972c8", kill_on_drop: false }`
[INFO] [stdout] 7fb451d1604f22171efcb4ca864a9eb3e3336b0e4020971faff38bb4f8b972c8
[INFO] checking favicon-rs-0.4.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate favicon-rs 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate favicon-rs 0.4.0 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 favicon-rs 0.4.0
[INFO] finished tweaking crates.io crate favicon-rs 0.4.0
[INFO] tweaked toml for crates.io crate favicon-rs 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate favicon-rs 0.4.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4c12ffc7d522afcd851ce0e5f3671ae742e99b39dd2f6dcd6cea5b118c7030c0
[INFO] running `Command { std: "docker" "start" "-a" "4c12ffc7d522afcd851ce0e5f3671ae742e99b39dd2f6dcd6cea5b118c7030c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c12ffc7d522afcd851ce0e5f3671ae742e99b39dd2f6dcd6cea5b118c7030c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c12ffc7d522afcd851ce0e5f3671ae742e99b39dd2f6dcd6cea5b118c7030c0", kill_on_drop: false }`
[INFO] [stdout] 4c12ffc7d522afcd851ce0e5f3671ae742e99b39dd2f6dcd6cea5b118c7030c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] cdf5ee4b7fd7017ca2f4faffe5a73c6ac126d32181cc4f453b3f41f4a0054254
[INFO] running `Command { std: "docker" "start" "-a" "cdf5ee4b7fd7017ca2f4faffe5a73c6ac126d32181cc4f453b3f41f4a0054254", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking weezl v0.1.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking half v2.2.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling favicon-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking num-rational v0.4.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking png v0.17.7
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.12
[INFO] [stderr]     Checking exr v1.5.2
[INFO] [stderr]     Checking image v0.24.5
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.48s
[INFO] running `Command { std: "docker" "inspect" "cdf5ee4b7fd7017ca2f4faffe5a73c6ac126d32181cc4f453b3f41f4a0054254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf5ee4b7fd7017ca2f4faffe5a73c6ac126d32181cc4f453b3f41f4a0054254", kill_on_drop: false }`
[INFO] [stdout] cdf5ee4b7fd7017ca2f4faffe5a73c6ac126d32181cc4f453b3f41f4a0054254