[INFO] fetching crate knube 0.2.0...
[INFO] testing knube-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate knube 0.2.0 into /workspace/builds/worker-54/source
[INFO] validating manifest of crates.io crate knube 0.2.0 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 knube 0.2.0
[INFO] finished tweaking crates.io crate knube 0.2.0
[INFO] tweaked toml for crates.io crate knube 0.2.0 written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate crates.io crate knube 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 326acec9785cfba8e8dbd7c4962b42286533ebbc3ce2b9dccc5b8190038960c6
[INFO] running `Command { std: "docker" "start" "-a" "326acec9785cfba8e8dbd7c4962b42286533ebbc3ce2b9dccc5b8190038960c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "326acec9785cfba8e8dbd7c4962b42286533ebbc3ce2b9dccc5b8190038960c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "326acec9785cfba8e8dbd7c4962b42286533ebbc3ce2b9dccc5b8190038960c6", kill_on_drop: false }`
[INFO] [stdout] 326acec9785cfba8e8dbd7c4962b42286533ebbc3ce2b9dccc5b8190038960c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 62d631656e1fe1ed5e2bf2fbee82c6e701fd7190735fb7cd101284d1f1d1180d
[INFO] running `Command { std: "docker" "start" "-a" "62d631656e1fe1ed5e2bf2fbee82c6e701fd7190735fb7cd101284d1f1d1180d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling knube v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "62d631656e1fe1ed5e2bf2fbee82c6e701fd7190735fb7cd101284d1f1d1180d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d631656e1fe1ed5e2bf2fbee82c6e701fd7190735fb7cd101284d1f1d1180d", kill_on_drop: false }`
[INFO] [stdout] 62d631656e1fe1ed5e2bf2fbee82c6e701fd7190735fb7cd101284d1f1d1180d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] cfd32194a6c61af852cb89e9e252b09342409059793a40c9d50228ae0b4f7ccb
[INFO] running `Command { std: "docker" "start" "-a" "cfd32194a6c61af852cb89e9e252b09342409059793a40c9d50228ae0b4f7ccb", kill_on_drop: false }`
[INFO] [stderr]    Compiling knube v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "cfd32194a6c61af852cb89e9e252b09342409059793a40c9d50228ae0b4f7ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd32194a6c61af852cb89e9e252b09342409059793a40c9d50228ae0b4f7ccb", kill_on_drop: false }`
[INFO] [stdout] cfd32194a6c61af852cb89e9e252b09342409059793a40c9d50228ae0b4f7ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 958869a00a7d90473f6bda7ed995bdeab8c5fb94910517f8a8343f72288a0e07
[INFO] running `Command { std: "docker" "start" "-a" "958869a00a7d90473f6bda7ed995bdeab8c5fb94910517f8a8343f72288a0e07", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knube-3bd11094b67bffbf)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test exp::tests::exp_display_format ... ok
[INFO] [stdout] test exp::tests::exp_size ... 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]      Running unittests (/opt/rustwide/target/debug/deps/knube-93d9e3a75faa744a)
[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 knube
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/exp.rs - exp (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "958869a00a7d90473f6bda7ed995bdeab8c5fb94910517f8a8343f72288a0e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958869a00a7d90473f6bda7ed995bdeab8c5fb94910517f8a8343f72288a0e07", kill_on_drop: false }`
[INFO] [stdout] 958869a00a7d90473f6bda7ed995bdeab8c5fb94910517f8a8343f72288a0e07