[INFO] fetching crate sys-info 0.9.1...
[INFO] checking sys-info-0.9.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate sys-info 0.9.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate sys-info 0.9.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sys-info 0.9.1
[INFO] finished tweaking crates.io crate sys-info 0.9.1
[INFO] tweaked toml for crates.io crate sys-info 0.9.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb3530b94194b939d1eca29f0430fd2283a9ba98e868d02290b58215d22795ff
[INFO] running `Command { std: "docker" "start" "-a" "eb3530b94194b939d1eca29f0430fd2283a9ba98e868d02290b58215d22795ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb3530b94194b939d1eca29f0430fd2283a9ba98e868d02290b58215d22795ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3530b94194b939d1eca29f0430fd2283a9ba98e868d02290b58215d22795ff", kill_on_drop: false }`
[INFO] [stdout] eb3530b94194b939d1eca29f0430fd2283a9ba98e868d02290b58215d22795ff
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39cf17a0bb8673ee8ef0ea19c38a1f3405b3b0d0fe04818a5c183f443805d3dc
[INFO] running `Command { std: "docker" "start" "-a" "39cf17a0bb8673ee8ef0ea19c38a1f3405b3b0d0fe04818a5c183f443805d3dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling sys-info v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: sys-info@0.9.1: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> lib.rs:857:5
[INFO] [stdout]     |
[INFO] [stdout] 828 |         return Ok(bt);
[INFO] [stdout]     |         ------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 857 |     Err(Error::UnsupportedSystem)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> lib.rs:856:12
[INFO] [stdout]     |
[INFO] [stdout] 856 |     #[warn(unreachable_code)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> lib.rs:857:5
[INFO] [stdout]     |
[INFO] [stdout] 828 |         return Ok(bt);
[INFO] [stdout]     |         ------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 857 |     Err(Error::UnsupportedSystem)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> lib.rs:856:12
[INFO] [stdout]     |
[INFO] [stdout] 856 |     #[warn(unreachable_code)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "39cf17a0bb8673ee8ef0ea19c38a1f3405b3b0d0fe04818a5c183f443805d3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39cf17a0bb8673ee8ef0ea19c38a1f3405b3b0d0fe04818a5c183f443805d3dc", kill_on_drop: false }`
[INFO] [stdout] 39cf17a0bb8673ee8ef0ea19c38a1f3405b3b0d0fe04818a5c183f443805d3dc
[INFO] checking sys-info-0.9.1 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate sys-info 0.9.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate sys-info 0.9.1 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sys-info 0.9.1
[INFO] finished tweaking crates.io crate sys-info 0.9.1
[INFO] tweaked toml for crates.io crate sys-info 0.9.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa1d5f46312966b70b1ee77dc93524ce2926ce44c0511785cbdb8337efa2ccbc
[INFO] running `Command { std: "docker" "start" "-a" "aa1d5f46312966b70b1ee77dc93524ce2926ce44c0511785cbdb8337efa2ccbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1d5f46312966b70b1ee77dc93524ce2926ce44c0511785cbdb8337efa2ccbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1d5f46312966b70b1ee77dc93524ce2926ce44c0511785cbdb8337efa2ccbc", kill_on_drop: false }`
[INFO] [stdout] aa1d5f46312966b70b1ee77dc93524ce2926ce44c0511785cbdb8337efa2ccbc
[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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 741193dcbe6308c592b161eb8c7526898c6b1696fbab8016d32613535b80ad99
[INFO] running `Command { std: "docker" "start" "-a" "741193dcbe6308c592b161eb8c7526898c6b1696fbab8016d32613535b80ad99", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "741193dcbe6308c592b161eb8c7526898c6b1696fbab8016d32613535b80ad99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741193dcbe6308c592b161eb8c7526898c6b1696fbab8016d32613535b80ad99", kill_on_drop: false }`
[INFO] [stdout] 741193dcbe6308c592b161eb8c7526898c6b1696fbab8016d32613535b80ad99