[INFO] fetching crate checked_expr 0.3.0...
[INFO] testing checked_expr-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate checked_expr 0.3.0 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate checked_expr 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate checked_expr 0.3.0
[INFO] finished tweaking crates.io crate checked_expr 0.3.0
[INFO] tweaked toml for crates.io crate checked_expr 0.3.0 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e292e8654251d5976a095bd6316bc2c6b555fe3d2d10a22948230b4e633c7d98
[INFO] running `Command { std: "docker" "start" "-a" "e292e8654251d5976a095bd6316bc2c6b555fe3d2d10a22948230b4e633c7d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e292e8654251d5976a095bd6316bc2c6b555fe3d2d10a22948230b4e633c7d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e292e8654251d5976a095bd6316bc2c6b555fe3d2d10a22948230b4e633c7d98", kill_on_drop: false }`
[INFO] [stdout] e292e8654251d5976a095bd6316bc2c6b555fe3d2d10a22948230b4e633c7d98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 294c34b24547ffb1e857a51d8ad8362f47ad55326da430d6aa34af7b63430247
[INFO] running `Command { std: "docker" "start" "-a" "294c34b24547ffb1e857a51d8ad8362f47ad55326da430d6aa34af7b63430247", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling checked_expr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.61s
[INFO] running `Command { std: "docker" "inspect" "294c34b24547ffb1e857a51d8ad8362f47ad55326da430d6aa34af7b63430247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294c34b24547ffb1e857a51d8ad8362f47ad55326da430d6aa34af7b63430247", kill_on_drop: false }`
[INFO] [stdout] 294c34b24547ffb1e857a51d8ad8362f47ad55326da430d6aa34af7b63430247
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51b2b0dbae4eba5a4b634a562b9b0ece25884f8432ec25dd1fb633ded9b56a7d
[INFO] running `Command { std: "docker" "start" "-a" "51b2b0dbae4eba5a4b634a562b9b0ece25884f8432ec25dd1fb633ded9b56a7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling checked_expr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/checked_expr-9a6b72307f980b54)
[INFO] running `Command { std: "docker" "inspect" "51b2b0dbae4eba5a4b634a562b9b0ece25884f8432ec25dd1fb633ded9b56a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b2b0dbae4eba5a4b634a562b9b0ece25884f8432ec25dd1fb633ded9b56a7d", kill_on_drop: false }`
[INFO] [stdout] 51b2b0dbae4eba5a4b634a562b9b0ece25884f8432ec25dd1fb633ded9b56a7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a025d50ea1d008c92d2503478bde7150fe44c8592566951e64515ed74132a65f
[INFO] running `Command { std: "docker" "start" "-a" "a025d50ea1d008c92d2503478bde7150fe44c8592566951e64515ed74132a65f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/checked_expr-9a6b72307f980b54)
[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] [stderr]    Doc-tests checked_expr
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - checked_expr (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a025d50ea1d008c92d2503478bde7150fe44c8592566951e64515ed74132a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a025d50ea1d008c92d2503478bde7150fe44c8592566951e64515ed74132a65f", kill_on_drop: false }`
[INFO] [stdout] a025d50ea1d008c92d2503478bde7150fe44c8592566951e64515ed74132a65f