[INFO] cloning repository https://github.com/cosmobobak/myopic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cosmobobak/myopic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmobobak%2Fmyopic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmobobak%2Fmyopic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18b21ac5223c45f3b31fa6fc795cadc849b75bdc
[INFO] checking cosmobobak/myopic against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmobobak%2Fmyopic" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cosmobobak/myopic 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/cosmobobak/myopic
[INFO] finished tweaking git repo https://github.com/cosmobobak/myopic
[INFO] tweaked toml for git repo https://github.com/cosmobobak/myopic written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cosmobobak/myopic 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 git repository `https://github.com/cosmobobak/gomokugen.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unwrap-match v0.1.0
[INFO] [stderr]   Downloaded kn-graph v0.5.0
[INFO] [stderr]   Downloaded fdeflate v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 095e40a7679a2bafcd89a13a8007a82282f2153e057d04c5b85d053db16c7dd9
[INFO] running `Command { std: "docker" "start" "-a" "095e40a7679a2bafcd89a13a8007a82282f2153e057d04c5b85d053db16c7dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "095e40a7679a2bafcd89a13a8007a82282f2153e057d04c5b85d053db16c7dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095e40a7679a2bafcd89a13a8007a82282f2153e057d04c5b85d053db16c7dd9", kill_on_drop: false }`
[INFO] [stdout] 095e40a7679a2bafcd89a13a8007a82282f2153e057d04c5b85d053db16c7dd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a7567dd66d0343d49985395d4d169f04ad6a38a9ab706526a323c51ad066af16
[INFO] running `Command { std: "docker" "start" "-a" "a7567dd66d0343d49985395d4d169f04ad6a38a9ab706526a323c51ad066af16", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking fdeflate v0.3.3
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling palette v0.7.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking decorum v0.3.1
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking unwrap-match v0.1.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking gomokugen v0.1.0 (https://github.com/cosmobobak/gomokugen.git#0e2a8dbf)
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]    Compiling syn v2.0.46
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling palette_derive v0.7.3
[INFO] [stderr]     Checking prost v0.12.3
[INFO] [stderr]     Checking kn-graph v0.5.0
[INFO] [stderr]     Checking myopic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "a7567dd66d0343d49985395d4d169f04ad6a38a9ab706526a323c51ad066af16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7567dd66d0343d49985395d4d169f04ad6a38a9ab706526a323c51ad066af16", kill_on_drop: false }`
[INFO] [stdout] a7567dd66d0343d49985395d4d169f04ad6a38a9ab706526a323c51ad066af16
[INFO] checking cosmobobak/myopic against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmobobak%2Fmyopic" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cosmobobak/myopic 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/cosmobobak/myopic
[INFO] finished tweaking git repo https://github.com/cosmobobak/myopic
[INFO] tweaked toml for git repo https://github.com/cosmobobak/myopic written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cosmobobak/myopic 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a7586b168e4b7178937835360b4909a538765e659a524fc144e3b14b26d7f2a1
[INFO] running `Command { std: "docker" "start" "-a" "a7586b168e4b7178937835360b4909a538765e659a524fc144e3b14b26d7f2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7586b168e4b7178937835360b4909a538765e659a524fc144e3b14b26d7f2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7586b168e4b7178937835360b4909a538765e659a524fc144e3b14b26d7f2a1", kill_on_drop: false }`
[INFO] [stdout] a7586b168e4b7178937835360b4909a538765e659a524fc144e3b14b26d7f2a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] aa501333b5b5ff30b3ea2680f006b1ba60d9251d23dbb1408b2b2439b6ff6e7f
[INFO] running `Command { std: "docker" "start" "-a" "aa501333b5b5ff30b3ea2680f006b1ba60d9251d23dbb1408b2b2439b6ff6e7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking fdeflate v0.3.3
[INFO] [stderr]    Compiling palette v0.7.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking decorum v0.3.1
[INFO] [stderr]     Checking unwrap-match v0.1.0
[INFO] [stderr]     Checking gomokugen v0.1.0 (https://github.com/cosmobobak/gomokugen.git#0e2a8dbf)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]    Compiling syn v2.0.46
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling palette_derive v0.7.3
[INFO] [stderr]     Checking prost v0.12.3
[INFO] [stderr]     Checking kn-graph v0.5.0
[INFO] [stderr]     Checking myopic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.48s
[INFO] running `Command { std: "docker" "inspect" "aa501333b5b5ff30b3ea2680f006b1ba60d9251d23dbb1408b2b2439b6ff6e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa501333b5b5ff30b3ea2680f006b1ba60d9251d23dbb1408b2b2439b6ff6e7f", kill_on_drop: false }`
[INFO] [stdout] aa501333b5b5ff30b3ea2680f006b1ba60d9251d23dbb1408b2b2439b6ff6e7f