[INFO] cloning repository https://github.com/M3t0r/hc4-oled
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/M3t0r/hc4-oled" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM3t0r%2Fhc4-oled", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM3t0r%2Fhc4-oled'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8776b6915ea2103f28e020682524ec378b00cfff
[INFO] checking M3t0r/hc4-oled against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM3t0r%2Fhc4-oled" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/M3t0r/hc4-oled 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/M3t0r/hc4-oled
[INFO] finished tweaking git repo https://github.com/M3t0r/hc4-oled
[INFO] tweaked toml for git repo https://github.com/M3t0r/hc4-oled written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/M3t0r/hc4-oled 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded display-interface-i2c v0.4.0
[INFO] [stderr]   Downloaded display-interface-spi v0.4.1
[INFO] [stderr]   Downloaded az v1.2.0
[INFO] [stderr]   Downloaded ssd1306 v0.7.0
[INFO] [stderr]   Downloaded i2c-linux-sys v0.2.1
[INFO] [stderr]   Downloaded uninitialized v0.0.2
[INFO] [stderr]   Downloaded resize-slice v0.1.3
[INFO] [stderr]   Downloaded i2c-linux v0.1.2
[INFO] [stderr]   Downloaded display-interface v0.4.1
[INFO] [stderr]   Downloaded embedded-graphics-core v0.3.3
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded micromath v1.1.1
[INFO] [stderr]   Downloaded embedded-graphics v0.7.1
[INFO] [stderr]   Downloaded systemstat v0.1.11
[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] 4e50fe4d4bae9d4c8faa9a7835d1f329ce76ce3cb1808277204a2c0e6241d955
[INFO] running `Command { std: "docker" "start" "-a" "4e50fe4d4bae9d4c8faa9a7835d1f329ce76ce3cb1808277204a2c0e6241d955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e50fe4d4bae9d4c8faa9a7835d1f329ce76ce3cb1808277204a2c0e6241d955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e50fe4d4bae9d4c8faa9a7835d1f329ce76ce3cb1808277204a2c0e6241d955", kill_on_drop: false }`
[INFO] [stdout] 4e50fe4d4bae9d4c8faa9a7835d1f329ce76ce3cb1808277204a2c0e6241d955
[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] 8641ec43b06748f7c807df06283d8742992274b688442080b98f34279f3cd91a
[INFO] running `Command { std: "docker" "start" "-a" "8641ec43b06748f7c807df06283d8742992274b688442080b98f34279f3cd91a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]     Checking hashbrown v0.12.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking display-interface-i2c v0.4.0
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking display-interface-spi v0.4.1
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking embedded-graphics-core v0.3.3
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking i2c-linux-sys v0.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking i2c-linux v0.1.2
[INFO] [stderr]     Checking embedded-graphics v0.7.1
[INFO] [stderr]     Checking ssd1306 v0.7.0
[INFO] [stderr]     Checking systemstat v0.1.11
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]     Checking clap v3.2.8
[INFO] [stderr]     Checking oled v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.91s
[INFO] running `Command { std: "docker" "inspect" "8641ec43b06748f7c807df06283d8742992274b688442080b98f34279f3cd91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8641ec43b06748f7c807df06283d8742992274b688442080b98f34279f3cd91a", kill_on_drop: false }`
[INFO] [stdout] 8641ec43b06748f7c807df06283d8742992274b688442080b98f34279f3cd91a
[INFO] checking M3t0r/hc4-oled against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM3t0r%2Fhc4-oled" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/M3t0r/hc4-oled 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/M3t0r/hc4-oled
[INFO] finished tweaking git repo https://github.com/M3t0r/hc4-oled
[INFO] tweaked toml for git repo https://github.com/M3t0r/hc4-oled written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/M3t0r/hc4-oled 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] 5a3695707d09f2739bf33183b6f7c51d9ab5d0a715be25d4c5ddb80be5b96e8b
[INFO] running `Command { std: "docker" "start" "-a" "5a3695707d09f2739bf33183b6f7c51d9ab5d0a715be25d4c5ddb80be5b96e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a3695707d09f2739bf33183b6f7c51d9ab5d0a715be25d4c5ddb80be5b96e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3695707d09f2739bf33183b6f7c51d9ab5d0a715be25d4c5ddb80be5b96e8b", kill_on_drop: false }`
[INFO] [stdout] 5a3695707d09f2739bf33183b6f7c51d9ab5d0a715be25d4c5ddb80be5b96e8b
[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] faf06c11da12f3688e1942c40d84183c29652754bb02126d633195752a591ef1
[INFO] running `Command { std: "docker" "start" "-a" "faf06c11da12f3688e1942c40d84183c29652754bb02126d633195752a591ef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking hashbrown v0.12.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]     Checking display-interface-spi v0.4.1
[INFO] [stderr]     Checking display-interface-i2c v0.4.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking embedded-graphics-core v0.3.3
[INFO] [stderr]     Checking i2c-linux-sys v0.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking i2c-linux v0.1.2
[INFO] [stderr]     Checking embedded-graphics v0.7.1
[INFO] [stderr]     Checking ssd1306 v0.7.0
[INFO] [stderr]     Checking systemstat v0.1.11
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]     Checking clap v3.2.8
[INFO] [stderr]     Checking oled v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.73s
[INFO] running `Command { std: "docker" "inspect" "faf06c11da12f3688e1942c40d84183c29652754bb02126d633195752a591ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf06c11da12f3688e1942c40d84183c29652754bb02126d633195752a591ef1", kill_on_drop: false }`
[INFO] [stdout] faf06c11da12f3688e1942c40d84183c29652754bb02126d633195752a591ef1