[INFO] fetching crate promissory 0.1.3...
[INFO] testing promissory-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate promissory 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate promissory 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate promissory 0.1.3
[INFO] finished tweaking crates.io crate promissory 0.1.3
[INFO] tweaked toml for crates.io crate promissory 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 817a80becc127614f6b5990da637f74fc1ccca971a93b199260afcea38463ba1
[INFO] running `Command { std: "docker" "start" "-a" "817a80becc127614f6b5990da637f74fc1ccca971a93b199260afcea38463ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "817a80becc127614f6b5990da637f74fc1ccca971a93b199260afcea38463ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817a80becc127614f6b5990da637f74fc1ccca971a93b199260afcea38463ba1", kill_on_drop: false }`
[INFO] [stdout] 817a80becc127614f6b5990da637f74fc1ccca971a93b199260afcea38463ba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef9fe1833bf34b9cbcd1d9db31bf1b6f483f412485b54e41bb65d8a9d7b5598c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef9fe1833bf34b9cbcd1d9db31bf1b6f483f412485b54e41bb65d8a9d7b5598c", kill_on_drop: false }`
[INFO] [stderr]    Compiling promissory v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "ef9fe1833bf34b9cbcd1d9db31bf1b6f483f412485b54e41bb65d8a9d7b5598c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9fe1833bf34b9cbcd1d9db31bf1b6f483f412485b54e41bb65d8a9d7b5598c", kill_on_drop: false }`
[INFO] [stdout] ef9fe1833bf34b9cbcd1d9db31bf1b6f483f412485b54e41bb65d8a9d7b5598c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc633826b950b3c30aef902dc17c405850988acf28985f5e4c1983504cd410a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bc633826b950b3c30aef902dc17c405850988acf28985f5e4c1983504cd410a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling promissory v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "bc633826b950b3c30aef902dc17c405850988acf28985f5e4c1983504cd410a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc633826b950b3c30aef902dc17c405850988acf28985f5e4c1983504cd410a7", kill_on_drop: false }`
[INFO] [stdout] bc633826b950b3c30aef902dc17c405850988acf28985f5e4c1983504cd410a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c652dbc75060793d64f21e211536ab42fd5a2fa4b17c196046c7a1fc36e4bda3
[INFO] running `Command { std: "docker" "start" "-a" "c652dbc75060793d64f21e211536ab42fd5a2fa4b17c196046c7a1fc36e4bda3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/promissory-2d9453faaaa5c611)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_promissory::tests::basic_exchange ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests promissory
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c652dbc75060793d64f21e211536ab42fd5a2fa4b17c196046c7a1fc36e4bda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c652dbc75060793d64f21e211536ab42fd5a2fa4b17c196046c7a1fc36e4bda3", kill_on_drop: false }`
[INFO] [stdout] c652dbc75060793d64f21e211536ab42fd5a2fa4b17c196046c7a1fc36e4bda3