[INFO] fetching crate kreida 0.0.1...
[INFO] testing kreida-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate kreida 0.0.1 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate kreida 0.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kreida 0.0.1
[INFO] finished tweaking crates.io crate kreida 0.0.1
[INFO] tweaked toml for crates.io crate kreida 0.0.1 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4150694ab7adb757b68d1d4e49981ec61868643a53821187e376cfcbd5c07f4b
[INFO] running `Command { std: "docker" "start" "-a" "4150694ab7adb757b68d1d4e49981ec61868643a53821187e376cfcbd5c07f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4150694ab7adb757b68d1d4e49981ec61868643a53821187e376cfcbd5c07f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4150694ab7adb757b68d1d4e49981ec61868643a53821187e376cfcbd5c07f4b", kill_on_drop: false }`
[INFO] [stdout] 4150694ab7adb757b68d1d4e49981ec61868643a53821187e376cfcbd5c07f4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eed7fbc50253525354a097f29f20cc6378d6e7f8e620bc1718c2b644d0e6e5af
[INFO] running `Command { std: "docker" "start" "-a" "eed7fbc50253525354a097f29f20cc6378d6e7f8e620bc1718c2b644d0e6e5af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling kreida v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] running `Command { std: "docker" "inspect" "eed7fbc50253525354a097f29f20cc6378d6e7f8e620bc1718c2b644d0e6e5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed7fbc50253525354a097f29f20cc6378d6e7f8e620bc1718c2b644d0e6e5af", kill_on_drop: false }`
[INFO] [stdout] eed7fbc50253525354a097f29f20cc6378d6e7f8e620bc1718c2b644d0e6e5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94577d7fbc8988e9d3cb815525ac9423dd8b3e7cd73e730b56d1bb56d3dab2fe
[INFO] running `Command { std: "docker" "start" "-a" "94577d7fbc8988e9d3cb815525ac9423dd8b3e7cd73e730b56d1bb56d3dab2fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kreida v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.95s
[INFO] running `Command { std: "docker" "inspect" "94577d7fbc8988e9d3cb815525ac9423dd8b3e7cd73e730b56d1bb56d3dab2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94577d7fbc8988e9d3cb815525ac9423dd8b3e7cd73e730b56d1bb56d3dab2fe", kill_on_drop: false }`
[INFO] [stdout] 94577d7fbc8988e9d3cb815525ac9423dd8b3e7cd73e730b56d1bb56d3dab2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95e11fdf8727aac2b01f0f9760ec375230abc4d0af034f4ca2ecedad7f8f8e2a
[INFO] running `Command { std: "docker" "start" "-a" "95e11fdf8727aac2b01f0f9760ec375230abc4d0af034f4ca2ecedad7f8f8e2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kreida-33a038719f12a401)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test core::space::tests::rect_shrink_works ... ok
[INFO] [stdout] test core::space::tests::shrink_range_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kreida
[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" "95e11fdf8727aac2b01f0f9760ec375230abc4d0af034f4ca2ecedad7f8f8e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e11fdf8727aac2b01f0f9760ec375230abc4d0af034f4ca2ecedad7f8f8e2a", kill_on_drop: false }`
[INFO] [stdout] 95e11fdf8727aac2b01f0f9760ec375230abc4d0af034f4ca2ecedad7f8f8e2a