[INFO] crate photosynthesis 0.1.0 is already in cache
[INFO] testing photosynthesis-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate photosynthesis 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate photosynthesis 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate photosynthesis 0.1.0
[INFO] finished tweaking crates.io crate photosynthesis 0.1.0
[INFO] tweaked toml for crates.io crate photosynthesis 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc872746be91ad44a7b9d267ee9f42e2debb805e399a56a4b50420771653ae05
[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" "dc872746be91ad44a7b9d267ee9f42e2debb805e399a56a4b50420771653ae05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc872746be91ad44a7b9d267ee9f42e2debb805e399a56a4b50420771653ae05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc872746be91ad44a7b9d267ee9f42e2debb805e399a56a4b50420771653ae05", kill_on_drop: false }`
[INFO] [stdout] dc872746be91ad44a7b9d267ee9f42e2debb805e399a56a4b50420771653ae05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 487002a5c3bc67e149ebd9e05c4899042c24a87a6c0d8d26ed184afff6da99f1
[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" "487002a5c3bc67e149ebd9e05c4899042c24a87a6c0d8d26ed184afff6da99f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling photosynthesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "487002a5c3bc67e149ebd9e05c4899042c24a87a6c0d8d26ed184afff6da99f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "487002a5c3bc67e149ebd9e05c4899042c24a87a6c0d8d26ed184afff6da99f1", kill_on_drop: false }`
[INFO] [stdout] 487002a5c3bc67e149ebd9e05c4899042c24a87a6c0d8d26ed184afff6da99f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] 20aa19b3de31e859d954f1db95833944f9594c6eeb99a03f6dfb490e01461e90
[INFO] running `Command { std: "docker" "start" "-a" "20aa19b3de31e859d954f1db95833944f9594c6eeb99a03f6dfb490e01461e90", kill_on_drop: false }`
[INFO] [stderr]    Compiling photosynthesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "20aa19b3de31e859d954f1db95833944f9594c6eeb99a03f6dfb490e01461e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20aa19b3de31e859d954f1db95833944f9594c6eeb99a03f6dfb490e01461e90", kill_on_drop: false }`
[INFO] [stdout] 20aa19b3de31e859d954f1db95833944f9594c6eeb99a03f6dfb490e01461e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 2ef0c1c9e3ecb326ae9eca6c563059903f154eecc6d31370d5ea9e25988f02a9
[INFO] running `Command { std: "docker" "start" "-a" "2ef0c1c9e3ecb326ae9eca6c563059903f154eecc6d31370d5ea9e25988f02a9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/photosynthesis-1ea0d16b93516929
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests photosynthesis
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - synthesize (line 112) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ef0c1c9e3ecb326ae9eca6c563059903f154eecc6d31370d5ea9e25988f02a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef0c1c9e3ecb326ae9eca6c563059903f154eecc6d31370d5ea9e25988f02a9", kill_on_drop: false }`
[INFO] [stdout] 2ef0c1c9e3ecb326ae9eca6c563059903f154eecc6d31370d5ea9e25988f02a9