[INFO] fetching crate sys-info 0.9.1...
[INFO] testing sys-info-0.9.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate sys-info 0.9.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate sys-info 0.9.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 566eea18764e12bc062327a3da9dae91c9e7bbf6b4f0856277d3ee5f89c9c97c
[INFO] running `Command { std: "docker" "start" "-a" "566eea18764e12bc062327a3da9dae91c9e7bbf6b4f0856277d3ee5f89c9c97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "566eea18764e12bc062327a3da9dae91c9e7bbf6b4f0856277d3ee5f89c9c97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566eea18764e12bc062327a3da9dae91c9e7bbf6b4f0856277d3ee5f89c9c97c", kill_on_drop: false }`
[INFO] [stdout] 566eea18764e12bc062327a3da9dae91c9e7bbf6b4f0856277d3ee5f89c9c97c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 932cf7f3a3a76db7d92a996abd532471fff7e70ecb92d845711236a79c3e0830
[INFO] running `Command { std: "docker" "start" "-a" "932cf7f3a3a76db7d92a996abd532471fff7e70ecb92d845711236a79c3e0830", kill_on_drop: false }`
[INFO] [stderr]    Compiling sys-info v0.9.1 (/opt/rustwide/workdir)
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "932cf7f3a3a76db7d92a996abd532471fff7e70ecb92d845711236a79c3e0830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932cf7f3a3a76db7d92a996abd532471fff7e70ecb92d845711236a79c3e0830", kill_on_drop: false }`
[INFO] [stdout] 932cf7f3a3a76db7d92a996abd532471fff7e70ecb92d845711236a79c3e0830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60a0747b27ff745451a11c0981fe81f29b3410138787d479385c3ff493791e84
[INFO] running `Command { std: "docker" "start" "-a" "60a0747b27ff745451a11c0981fe81f29b3410138787d479385c3ff493791e84", kill_on_drop: false }`
[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] [stderr]    Compiling sys-info v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "60a0747b27ff745451a11c0981fe81f29b3410138787d479385c3ff493791e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a0747b27ff745451a11c0981fe81f29b3410138787d479385c3ff493791e84", kill_on_drop: false }`
[INFO] [stdout] 60a0747b27ff745451a11c0981fe81f29b3410138787d479385c3ff493791e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b97db5a2a958698981813af06233b294e0e69d75c0d56f9446b4b850f787b037
[INFO] running `Command { std: "docker" "start" "-a" "b97db5a2a958698981813af06233b294e0e69d75c0d56f9446b4b850f787b037", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> lib.rs:857:5
[INFO] [stderr]     |
[INFO] [stderr] 828 |         return Ok(bt);
[INFO] [stderr]     |         ------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 857 |     Err(Error::UnsupportedSystem)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> lib.rs:856:12
[INFO] [stderr]     |
[INFO] [stderr] 856 |     #[warn(unreachable_code)]
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sys-info` (lib) generated 1 warning
[INFO] [stderr] warning: `sys-info` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sys_info-e09204a943eb3038)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_cpu_num ... ok
[INFO] [stdout] test test::test_boottime ... ok
[INFO] [stdout] test test::test_hostname ... ok
[INFO] [stdout] test test::test_disk_info ... ok
[INFO] [stdout] test test::test_loadavg ... ok
[INFO] [stdout] test test::test_os_release ... ok
[INFO] [stdout] test test::test_os_type ... ok
[INFO] [stdout] test test::test_proc_total ... ok
[INFO] [stdout] test test::test_linux_os_release ... ok
[INFO] [stdout] test test::test_mem_info ... ok
[INFO] [stdout] test test::test_cpu_speed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sys_info
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b97db5a2a958698981813af06233b294e0e69d75c0d56f9446b4b850f787b037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97db5a2a958698981813af06233b294e0e69d75c0d56f9446b4b850f787b037", kill_on_drop: false }`
[INFO] [stdout] b97db5a2a958698981813af06233b294e0e69d75c0d56f9446b4b850f787b037