[INFO] fetching crate simple-observable 0.2.2...
[INFO] testing simple-observable-0.2.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate simple-observable 0.2.2 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate simple-observable 0.2.2 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 simple-observable 0.2.2
[INFO] finished tweaking crates.io crate simple-observable 0.2.2
[INFO] tweaked toml for crates.io crate simple-observable 0.2.2 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate simple-observable 0.2.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 21a8a6fb9173443ff47a16411ec0923ba5b6ce7fc19b0400640c1216ebecf0e3
[INFO] running `Command { std: "docker" "start" "-a" "21a8a6fb9173443ff47a16411ec0923ba5b6ce7fc19b0400640c1216ebecf0e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21a8a6fb9173443ff47a16411ec0923ba5b6ce7fc19b0400640c1216ebecf0e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a8a6fb9173443ff47a16411ec0923ba5b6ce7fc19b0400640c1216ebecf0e3", kill_on_drop: false }`
[INFO] [stdout] 21a8a6fb9173443ff47a16411ec0923ba5b6ce7fc19b0400640c1216ebecf0e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] d4dd0c10f7451632c25b1b192d765eb05ad03b6d72028800caa4a3be5c9c2e1d
[INFO] running `Command { std: "docker" "start" "-a" "d4dd0c10f7451632c25b1b192d765eb05ad03b6d72028800caa4a3be5c9c2e1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simple-observable v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "d4dd0c10f7451632c25b1b192d765eb05ad03b6d72028800caa4a3be5c9c2e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4dd0c10f7451632c25b1b192d765eb05ad03b6d72028800caa4a3be5c9c2e1d", kill_on_drop: false }`
[INFO] [stdout] d4dd0c10f7451632c25b1b192d765eb05ad03b6d72028800caa4a3be5c9c2e1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 54f1cd944a090fbe7ff4de54c365df1d8b12e6c404eb394988316133d8a2f702
[INFO] running `Command { std: "docker" "start" "-a" "54f1cd944a090fbe7ff4de54c365df1d8b12e6c404eb394988316133d8a2f702", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simple-observable v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "54f1cd944a090fbe7ff4de54c365df1d8b12e6c404eb394988316133d8a2f702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f1cd944a090fbe7ff4de54c365df1d8b12e6c404eb394988316133d8a2f702", kill_on_drop: false }`
[INFO] [stdout] 54f1cd944a090fbe7ff4de54c365df1d8b12e6c404eb394988316133d8a2f702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 13d1ce2725fd8d8d64d87533d84ac46dfe9b51988991a28e44bb644644a8c26a
[INFO] running `Command { std: "docker" "start" "-a" "13d1ce2725fd8d8d64d87533d84ac46dfe9b51988991a28e44bb644644a8c26a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_observable-2056361e4ad68aac)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-observable
[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] running `Command { std: "docker" "inspect" "13d1ce2725fd8d8d64d87533d84ac46dfe9b51988991a28e44bb644644a8c26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d1ce2725fd8d8d64d87533d84ac46dfe9b51988991a28e44bb644644a8c26a", kill_on_drop: false }`
[INFO] [stdout] 13d1ce2725fd8d8d64d87533d84ac46dfe9b51988991a28e44bb644644a8c26a