[INFO] fetching crate ccache_stats_reader 0.1.2...
[INFO] testing ccache_stats_reader-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate ccache_stats_reader 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ccache_stats_reader 0.1.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ccache_stats_reader 0.1.2
[INFO] finished tweaking crates.io crate ccache_stats_reader 0.1.2
[INFO] tweaked toml for crates.io crate ccache_stats_reader 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78916e69fedf4b036dbc256569bb0639330b915a9306963e8bd95d5eb1c31696
[INFO] running `Command { std: "docker" "start" "-a" "78916e69fedf4b036dbc256569bb0639330b915a9306963e8bd95d5eb1c31696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78916e69fedf4b036dbc256569bb0639330b915a9306963e8bd95d5eb1c31696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78916e69fedf4b036dbc256569bb0639330b915a9306963e8bd95d5eb1c31696", kill_on_drop: false }`
[INFO] [stdout] 78916e69fedf4b036dbc256569bb0639330b915a9306963e8bd95d5eb1c31696
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ddb88d6e9ba2e3311669306d25aef26f956a2102f14315e784474430e85d390
[INFO] running `Command { std: "docker" "start" "-a" "5ddb88d6e9ba2e3311669306d25aef26f956a2102f14315e784474430e85d390", kill_on_drop: false }`
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling ccache_stats_reader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/cache_field.rs:131:38
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stdout]     |                                      ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stdout] 131 +     pub fn as_usize(self) -> usize { self as usize }
[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 1.68s
[INFO] running `Command { std: "docker" "inspect" "5ddb88d6e9ba2e3311669306d25aef26f956a2102f14315e784474430e85d390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddb88d6e9ba2e3311669306d25aef26f956a2102f14315e784474430e85d390", kill_on_drop: false }`
[INFO] [stdout] 5ddb88d6e9ba2e3311669306d25aef26f956a2102f14315e784474430e85d390
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10acb1e17b8aa1dd400012a65a142c8a89c72d92cd6ca02cad8d62c3cb9fff55
[INFO] running `Command { std: "docker" "start" "-a" "10acb1e17b8aa1dd400012a65a142c8a89c72d92cd6ca02cad8d62c3cb9fff55", kill_on_drop: false }`
[INFO] [stderr]    Compiling ccache_stats_reader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/cache_field.rs:131:38
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stdout]     |                                      ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stdout] 131 +     pub fn as_usize(self) -> usize { self as usize }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/cache_field.rs:131:38
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stdout]     |                                      ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stdout] 131 +     pub fn as_usize(self) -> usize { self as usize }
[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 0.59s
[INFO] running `Command { std: "docker" "inspect" "10acb1e17b8aa1dd400012a65a142c8a89c72d92cd6ca02cad8d62c3cb9fff55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10acb1e17b8aa1dd400012a65a142c8a89c72d92cd6ca02cad8d62c3cb9fff55", kill_on_drop: false }`
[INFO] [stdout] 10acb1e17b8aa1dd400012a65a142c8a89c72d92cd6ca02cad8d62c3cb9fff55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53afb4889506d5d19aee23a9043b3ecddfe41c9244951b58ca1ff9f14eff091f
[INFO] running `Command { std: "docker" "start" "-a" "53afb4889506d5d19aee23a9043b3ecddfe41c9244951b58ca1ff9f14eff091f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stdout] running 4 tests
[INFO] [stderr]    --> src/cache_field.rs:131:38
[INFO] [stdout] test cache_field::test_cache_field ... ok
[INFO] [stderr]     |
[INFO] [stdout] test cache_field::test_cache_field_data ... ok
[INFO] [stderr] 131 |     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stdout] test cache_field::test_cache_field_orders ... ok
[INFO] [stderr]     |                                      ^             ^
[INFO] [stdout] test cache_field::test_cache_field_metadata ... ok
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] help: remove these parentheses
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr] 131 -     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stderr] 131 +     pub fn as_usize(self) -> usize { self as usize }
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `ccache_stats_reader` (lib) generated 1 warning
[INFO] [stderr] warning: `ccache_stats_reader` (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/ccache_stats_reader-d30d68c1518ff282)
[INFO] [stderr]    Doc-tests ccache_stats_reader
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/cache_field.rs:131:38
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stderr]     |                                      ^             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 131 -     pub fn as_usize(self) -> usize { (self as usize) }
[INFO] [stderr] 131 +     pub fn as_usize(self) -> usize { self as usize }
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - CacheLeaf::read_file (line 108) - compile ... ok
[INFO] [stdout] test src/cache_field.rs - cache_field::CacheFieldData::get_field (line 397) ... ok
[INFO] [stdout] test src/cache_field.rs - cache_field::CacheField::format_value (line 135) ... ok
[INFO] [stdout] test src/cache_field.rs - cache_field::CacheFieldData::set_field (line 386) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53afb4889506d5d19aee23a9043b3ecddfe41c9244951b58ca1ff9f14eff091f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53afb4889506d5d19aee23a9043b3ecddfe41c9244951b58ca1ff9f14eff091f", kill_on_drop: false }`
[INFO] [stdout] 53afb4889506d5d19aee23a9043b3ecddfe41c9244951b58ca1ff9f14eff091f