[INFO] fetching crate doubts 0.1.0...
[INFO] testing doubts-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate doubts 0.1.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate doubts 0.1.0 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 doubts 0.1.0
[INFO] finished tweaking crates.io crate doubts 0.1.0
[INFO] tweaked toml for crates.io crate doubts 0.1.0 written to /workspace/builds/worker-26/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 3d2db5961d8fa707f1010ff1e97d269e3194b7a80b46e9cf5ff4ddd74b58d885
[INFO] running `Command { std: "docker" "start" "-a" "3d2db5961d8fa707f1010ff1e97d269e3194b7a80b46e9cf5ff4ddd74b58d885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d2db5961d8fa707f1010ff1e97d269e3194b7a80b46e9cf5ff4ddd74b58d885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2db5961d8fa707f1010ff1e97d269e3194b7a80b46e9cf5ff4ddd74b58d885", kill_on_drop: false }`
[INFO] [stdout] 3d2db5961d8fa707f1010ff1e97d269e3194b7a80b46e9cf5ff4ddd74b58d885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] c984d01c0da241c9c249d23bf9c73b39f337cacdad09402f32e168fbb7055397
[INFO] running `Command { std: "docker" "start" "-a" "c984d01c0da241c9c249d23bf9c73b39f337cacdad09402f32e168fbb7055397", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling doubts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.91s
[INFO] running `Command { std: "docker" "inspect" "c984d01c0da241c9c249d23bf9c73b39f337cacdad09402f32e168fbb7055397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c984d01c0da241c9c249d23bf9c73b39f337cacdad09402f32e168fbb7055397", kill_on_drop: false }`
[INFO] [stdout] c984d01c0da241c9c249d23bf9c73b39f337cacdad09402f32e168fbb7055397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 0f1f70b4fd51dc2e8a766eb3a2b27cfef434d773a44936daba3ed828a144de4a
[INFO] running `Command { std: "docker" "start" "-a" "0f1f70b4fd51dc2e8a766eb3a2b27cfef434d773a44936daba3ed828a144de4a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling doubts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "0f1f70b4fd51dc2e8a766eb3a2b27cfef434d773a44936daba3ed828a144de4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1f70b4fd51dc2e8a766eb3a2b27cfef434d773a44936daba3ed828a144de4a", kill_on_drop: false }`
[INFO] [stdout] 0f1f70b4fd51dc2e8a766eb3a2b27cfef434d773a44936daba3ed828a144de4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 5c56cee14f1b8e8b4f3f1960f3fa74de9f9c052d31647cd6a601dfb85dbc4a36
[INFO] running `Command { std: "docker" "start" "-a" "5c56cee14f1b8e8b4f3f1960f3fa74de9f9c052d31647cd6a601dfb85dbc4a36", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/doubts-4e5f61c6e07563a4)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests doubts
[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 6 tests
[INFO] [stdout] test src/lib.rs - assert_that (line 64) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 42) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 53) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 30) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 7) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c56cee14f1b8e8b4f3f1960f3fa74de9f9c052d31647cd6a601dfb85dbc4a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c56cee14f1b8e8b4f3f1960f3fa74de9f9c052d31647cd6a601dfb85dbc4a36", kill_on_drop: false }`
[INFO] [stdout] 5c56cee14f1b8e8b4f3f1960f3fa74de9f9c052d31647cd6a601dfb85dbc4a36