[INFO] cloning repository https://github.com/ivanl-exe/image-to-ascii
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivanl-exe/image-to-ascii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanl-exe%2Fimage-to-ascii", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanl-exe%2Fimage-to-ascii'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 883b3b719f6335f691bfc3193dab67b96d9b74ee
[INFO] checking ivanl-exe/image-to-ascii against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanl-exe%2Fimage-to-ascii" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivanl-exe/image-to-ascii 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 git repo https://github.com/ivanl-exe/image-to-ascii
[INFO] finished tweaking git repo https://github.com/ivanl-exe/image-to-ascii
[INFO] tweaked toml for git repo https://github.com/ivanl-exe/image-to-ascii written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ivanl-exe/image-to-ascii 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] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded read_input v0.8.6
[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] 7a9a6f7588e4b591b4954ef857b5c0742815ca923f68d1ed019672eef785b202
[INFO] running `Command { std: "docker" "start" "-a" "7a9a6f7588e4b591b4954ef857b5c0742815ca923f68d1ed019672eef785b202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9a6f7588e4b591b4954ef857b5c0742815ca923f68d1ed019672eef785b202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9a6f7588e4b591b4954ef857b5c0742815ca923f68d1ed019672eef785b202", kill_on_drop: false }`
[INFO] [stdout] 7a9a6f7588e4b591b4954ef857b5c0742815ca923f68d1ed019672eef785b202
[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] 82ece018ea8c49bcddf3a761998e9a77cfe469aaea3a4cc1db09e354678700f7
[INFO] running `Command { std: "docker" "start" "-a" "82ece018ea8c49bcddf3a761998e9a77cfe469aaea3a4cc1db09e354678700f7", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking nanorand v0.6.1
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking lebe v0.5.1
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking tiff v0.7.1
[INFO] [stderr]     Checking png v0.17.3
[INFO] [stderr]     Checking read_input v0.8.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking jpeg-decoder v0.2.2
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.11
[INFO] [stderr]     Checking exr v1.4.1
[INFO] [stderr]     Checking image v0.24.1
[INFO] [stderr]     Checking image_to_ascii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.79s
[INFO] running `Command { std: "docker" "inspect" "82ece018ea8c49bcddf3a761998e9a77cfe469aaea3a4cc1db09e354678700f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ece018ea8c49bcddf3a761998e9a77cfe469aaea3a4cc1db09e354678700f7", kill_on_drop: false }`
[INFO] [stdout] 82ece018ea8c49bcddf3a761998e9a77cfe469aaea3a4cc1db09e354678700f7
[INFO] checking ivanl-exe/image-to-ascii against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanl-exe%2Fimage-to-ascii" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivanl-exe/image-to-ascii 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 git repo https://github.com/ivanl-exe/image-to-ascii
[INFO] finished tweaking git repo https://github.com/ivanl-exe/image-to-ascii
[INFO] tweaked toml for git repo https://github.com/ivanl-exe/image-to-ascii written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ivanl-exe/image-to-ascii 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] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[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] 401950bc92ae533e5b3da359b6f4ab59538eae7c744c909bfb9841bf423d4d7e
[INFO] running `Command { std: "docker" "start" "-a" "401950bc92ae533e5b3da359b6f4ab59538eae7c744c909bfb9841bf423d4d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401950bc92ae533e5b3da359b6f4ab59538eae7c744c909bfb9841bf423d4d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401950bc92ae533e5b3da359b6f4ab59538eae7c744c909bfb9841bf423d4d7e", kill_on_drop: false }`
[INFO] [stdout] 401950bc92ae533e5b3da359b6f4ab59538eae7c744c909bfb9841bf423d4d7e
[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] 6145529011b58ef58f2e945047021e70fc0de86ece322fe10539f1720269befc
[INFO] running `Command { std: "docker" "start" "-a" "6145529011b58ef58f2e945047021e70fc0de86ece322fe10539f1720269befc", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking nanorand v0.6.1
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking lebe v0.5.1
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking tiff v0.7.1
[INFO] [stderr]     Checking png v0.17.3
[INFO] [stderr]     Checking read_input v0.8.6
[INFO] [stderr]     Checking jpeg-decoder v0.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.11
[INFO] [stderr]     Checking exr v1.4.1
[INFO] [stderr]     Checking image v0.24.1
[INFO] [stderr]     Checking image_to_ascii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.23s
[INFO] running `Command { std: "docker" "inspect" "6145529011b58ef58f2e945047021e70fc0de86ece322fe10539f1720269befc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6145529011b58ef58f2e945047021e70fc0de86ece322fe10539f1720269befc", kill_on_drop: false }`
[INFO] [stdout] 6145529011b58ef58f2e945047021e70fc0de86ece322fe10539f1720269befc