[INFO] cloning repository https://github.com/wfraser/h2-net-lcd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wfraser/h2-net-lcd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fh2-net-lcd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fh2-net-lcd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4eeeb4a79daa3a11d4a4e7d9d0fec5b9340883c8
[INFO] checking wfraser/h2-net-lcd against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fh2-net-lcd" "/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/wfraser/h2-net-lcd 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/wfraser/h2-net-lcd
[INFO] finished tweaking git repo https://github.com/wfraser/h2-net-lcd
[INFO] tweaked toml for git repo https://github.com/wfraser/h2-net-lcd written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wfraser/h2-net-lcd 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 bytesize v1.1.0
[INFO] [stderr]   Downloaded systemstat v0.1.11
[INFO] [stderr]   Downloaded i2cdev v0.5.1
[INFO] [stderr]   Downloaded lcd v0.4.1
[INFO] [stderr]   Downloaded lcd-pcf8574 v0.2.0
[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] 1541f07be58c080269a88c65ce3579be5b023275cc3516cf2cec43397fd53a99
[INFO] running `Command { std: "docker" "start" "-a" "1541f07be58c080269a88c65ce3579be5b023275cc3516cf2cec43397fd53a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1541f07be58c080269a88c65ce3579be5b023275cc3516cf2cec43397fd53a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1541f07be58c080269a88c65ce3579be5b023275cc3516cf2cec43397fd53a99", kill_on_drop: false }`
[INFO] [stdout] 1541f07be58c080269a88c65ce3579be5b023275cc3516cf2cec43397fd53a99
[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] d42a9526d8422dc8b2fa5a81b7563ccea1084040306185caa6bc06cae56cbc63
[INFO] running `Command { std: "docker" "start" "-a" "d42a9526d8422dc8b2fa5a81b7563ccea1084040306185caa6bc06cae56cbc63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking lcd v0.4.1
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking systemstat v0.1.11
[INFO] [stderr]     Checking i2cdev v0.5.1
[INFO] [stderr]     Checking lcd-pcf8574 v0.2.0
[INFO] [stderr]     Checking h2-net-lcd v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "d42a9526d8422dc8b2fa5a81b7563ccea1084040306185caa6bc06cae56cbc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42a9526d8422dc8b2fa5a81b7563ccea1084040306185caa6bc06cae56cbc63", kill_on_drop: false }`
[INFO] [stdout] d42a9526d8422dc8b2fa5a81b7563ccea1084040306185caa6bc06cae56cbc63
[INFO] checking wfraser/h2-net-lcd against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fh2-net-lcd" "/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/wfraser/h2-net-lcd 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/wfraser/h2-net-lcd
[INFO] finished tweaking git repo https://github.com/wfraser/h2-net-lcd
[INFO] tweaked toml for git repo https://github.com/wfraser/h2-net-lcd written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/wfraser/h2-net-lcd 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] b31f3086c73d18e9492dc0f738708d0594beaca8df5c23724cde7a6f31fa7efc
[INFO] running `Command { std: "docker" "start" "-a" "b31f3086c73d18e9492dc0f738708d0594beaca8df5c23724cde7a6f31fa7efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b31f3086c73d18e9492dc0f738708d0594beaca8df5c23724cde7a6f31fa7efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31f3086c73d18e9492dc0f738708d0594beaca8df5c23724cde7a6f31fa7efc", kill_on_drop: false }`
[INFO] [stdout] b31f3086c73d18e9492dc0f738708d0594beaca8df5c23724cde7a6f31fa7efc
[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] 11e3eb730b4a255e7b77b0df3ebff3af6e5c589af0d421b1ac74b60a92d7e429
[INFO] running `Command { std: "docker" "start" "-a" "11e3eb730b4a255e7b77b0df3ebff3af6e5c589af0d421b1ac74b60a92d7e429", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking lcd v0.4.1
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking systemstat v0.1.11
[INFO] [stderr]     Checking i2cdev v0.5.1
[INFO] [stderr]     Checking lcd-pcf8574 v0.2.0
[INFO] [stderr]     Checking h2-net-lcd v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `Command { std: "docker" "inspect" "11e3eb730b4a255e7b77b0df3ebff3af6e5c589af0d421b1ac74b60a92d7e429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11e3eb730b4a255e7b77b0df3ebff3af6e5c589af0d421b1ac74b60a92d7e429", kill_on_drop: false }`
[INFO] [stdout] 11e3eb730b4a255e7b77b0df3ebff3af6e5c589af0d421b1ac74b60a92d7e429