[INFO] cloning repository https://github.com/robbielamb/tsl2591_sensor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robbielamb/tsl2591_sensor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobbielamb%2Ftsl2591_sensor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobbielamb%2Ftsl2591_sensor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aec500f731e53fa28d06f0eaaeef566c8eab4939
[INFO] checking robbielamb/tsl2591_sensor against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobbielamb%2Ftsl2591_sensor" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robbielamb/tsl2591_sensor 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/robbielamb/tsl2591_sensor
[INFO] finished tweaking git repo https://github.com/robbielamb/tsl2591_sensor
[INFO] tweaked toml for git repo https://github.com/robbielamb/tsl2591_sensor written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/robbielamb/tsl2591_sensor 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c96e21e2d7a840f6a8b018b1dc78f5efa422f5ecd54f56da4d5661b608e98fa7
[INFO] running `Command { std: "docker" "start" "-a" "c96e21e2d7a840f6a8b018b1dc78f5efa422f5ecd54f56da4d5661b608e98fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c96e21e2d7a840f6a8b018b1dc78f5efa422f5ecd54f56da4d5661b608e98fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96e21e2d7a840f6a8b018b1dc78f5efa422f5ecd54f56da4d5661b608e98fa7", kill_on_drop: false }`
[INFO] [stdout] c96e21e2d7a840f6a8b018b1dc78f5efa422f5ecd54f56da4d5661b608e98fa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1d19c067fa3b255019257d7ab12cc7c07db98c54e2bc1822094d14042671dc7a
[INFO] running `Command { std: "docker" "start" "-a" "1d19c067fa3b255019257d7ab12cc7c07db98c54e2bc1822094d14042671dc7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking simple-signal v1.1.1
[INFO] [stderr]     Checking tsl2591_sensor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `simple_signal` is imported redundantly
[INFO] [stdout]  --> examples/run_sensor.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use simple_signal::{self, Signal};
[INFO] [stdout]   |                     ^^^^ the item `simple_signal` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "1d19c067fa3b255019257d7ab12cc7c07db98c54e2bc1822094d14042671dc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d19c067fa3b255019257d7ab12cc7c07db98c54e2bc1822094d14042671dc7a", kill_on_drop: false }`
[INFO] [stdout] 1d19c067fa3b255019257d7ab12cc7c07db98c54e2bc1822094d14042671dc7a
[INFO] checking robbielamb/tsl2591_sensor against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobbielamb%2Ftsl2591_sensor" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robbielamb/tsl2591_sensor 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/robbielamb/tsl2591_sensor
[INFO] finished tweaking git repo https://github.com/robbielamb/tsl2591_sensor
[INFO] tweaked toml for git repo https://github.com/robbielamb/tsl2591_sensor written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/robbielamb/tsl2591_sensor 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0b3df1f406ef9701f35a39a2fbbd20317835316d8a1c5d893aeb9490b54ec5a1
[INFO] running `Command { std: "docker" "start" "-a" "0b3df1f406ef9701f35a39a2fbbd20317835316d8a1c5d893aeb9490b54ec5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b3df1f406ef9701f35a39a2fbbd20317835316d8a1c5d893aeb9490b54ec5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3df1f406ef9701f35a39a2fbbd20317835316d8a1c5d893aeb9490b54ec5a1", kill_on_drop: false }`
[INFO] [stdout] 0b3df1f406ef9701f35a39a2fbbd20317835316d8a1c5d893aeb9490b54ec5a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] aeca560a13e3bfa3e9cc14ed67ed6417d39faea606a37c0dbf80a7912fea0da8
[INFO] running `Command { std: "docker" "start" "-a" "aeca560a13e3bfa3e9cc14ed67ed6417d39faea606a37c0dbf80a7912fea0da8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking simple-signal v1.1.1
[INFO] [stderr]     Checking tsl2591_sensor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `simple_signal` is imported redundantly
[INFO] [stdout]  --> examples/run_sensor.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use simple_signal::{self, Signal};
[INFO] [stdout]   |                     ^^^^ the item `simple_signal` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "aeca560a13e3bfa3e9cc14ed67ed6417d39faea606a37c0dbf80a7912fea0da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeca560a13e3bfa3e9cc14ed67ed6417d39faea606a37c0dbf80a7912fea0da8", kill_on_drop: false }`
[INFO] [stdout] aeca560a13e3bfa3e9cc14ed67ed6417d39faea606a37c0dbf80a7912fea0da8