[INFO] fetching crate text-size 1.1.0...
[INFO] testing text-size-1.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate text-size 1.1.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate text-size 1.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate text-size 1.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate text-size 1.1.0
[INFO] tweaked toml for crates.io crate text-size 1.1.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2355766dcf06c2cdf97601d8742a1eabf91da9ca6beb3a690088949c63e824cf
[INFO] running `Command { std: "docker" "start" "-a" "2355766dcf06c2cdf97601d8742a1eabf91da9ca6beb3a690088949c63e824cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2355766dcf06c2cdf97601d8742a1eabf91da9ca6beb3a690088949c63e824cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2355766dcf06c2cdf97601d8742a1eabf91da9ca6beb3a690088949c63e824cf", kill_on_drop: false }`
[INFO] [stdout] 2355766dcf06c2cdf97601d8742a1eabf91da9ca6beb3a690088949c63e824cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33836f83d47e01ade048cf6c6f75b16a6081fbb98c859e98852afe14e98b4947
[INFO] running `Command { std: "docker" "start" "-a" "33836f83d47e01ade048cf6c6f75b16a6081fbb98c859e98852afe14e98b4947", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling text-size v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "33836f83d47e01ade048cf6c6f75b16a6081fbb98c859e98852afe14e98b4947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33836f83d47e01ade048cf6c6f75b16a6081fbb98c859e98852afe14e98b4947", kill_on_drop: false }`
[INFO] [stdout] 33836f83d47e01ade048cf6c6f75b16a6081fbb98c859e98852afe14e98b4947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd10ca47031b648772a2d49bbc95dc80a8682837786f200158455d6f39613c94
[INFO] running `Command { std: "docker" "start" "-a" "cd10ca47031b648772a2d49bbc95dc80a8682837786f200158455d6f39613c94", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_test v1.0.130
[INFO] [stderr]    Compiling text-size v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]  --> tests/indexing.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     &""[range];
[INFO] [stdout]   |     ^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let _ = &""[range];
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]  --> tests/indexing.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     &String::new()[range];
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]   |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let _ = &String::new()[range];
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "cd10ca47031b648772a2d49bbc95dc80a8682837786f200158455d6f39613c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd10ca47031b648772a2d49bbc95dc80a8682837786f200158455d6f39613c94", kill_on_drop: false }`
[INFO] [stdout] cd10ca47031b648772a2d49bbc95dc80a8682837786f200158455d6f39613c94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba135853e6679c4ca6622676ef0c3682d161b908a30163401dd78422b10865db
[INFO] running `Command { std: "docker" "start" "-a" "ba135853e6679c4ca6622676ef0c3682d161b908a30163401dd78422b10865db", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]  --> tests/indexing.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     &""[range];
[INFO] [stderr]   |     ^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let _ = &""[range];
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]  --> tests/indexing.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     &String::new()[range];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]   |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let _ = &String::new()[range];
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `text-size` (test "indexing") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/text_size-ccde4e6f6caba8ff)
[INFO] [stderr]      Running tests/auto_traits.rs (/opt/rustwide/target/debug/deps/auto_traits-804708f50b3e6942)
[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] [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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/constructors.rs (/opt/rustwide/target/debug/deps/constructors-26e5577a64f58629)
[INFO] [stderr]      Running tests/indexing.rs (/opt/rustwide/target/debug/deps/indexing-601206bec1b1709d)
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-3fd7d87748358c64)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test checked_math ... ok
[INFO] [stdout] test contains_point ... ok
[INFO] [stdout] test cover ... ok
[INFO] [stdout] test math ... ok
[INFO] [stdout] test intersect ... ok
[INFO] [stdout] test cover_offset ... ok
[INFO] [stderr]    Doc-tests text-size
[INFO] [stdout] test contains ... ok
[INFO] [stdout] test sum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/range.rs - range::TextRange::up_to (line 96) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::contains_range (line 190) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::cover_offset (line 256) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::new (line 36) ... ok
[INFO] [stdout] test src/size.rs - size::TextSize::of (line 42) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::ordering (line 309) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::contains (line 154) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::at (line 56) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::intersect (line 211) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::empty (line 76) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::cover (line 235) ... ok
[INFO] [stdout] test src/range.rs - range::TextRange::contains_inclusive (line 173) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba135853e6679c4ca6622676ef0c3682d161b908a30163401dd78422b10865db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba135853e6679c4ca6622676ef0c3682d161b908a30163401dd78422b10865db", kill_on_drop: false }`
[INFO] [stdout] ba135853e6679c4ca6622676ef0c3682d161b908a30163401dd78422b10865db