[INFO] fetching crate synapse-session 0.1.0...
[INFO] testing synapse-session-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate synapse-session 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate synapse-session 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synapse-session 0.1.0
[INFO] finished tweaking crates.io crate synapse-session 0.1.0
[INFO] tweaked toml for crates.io crate synapse-session 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0ae1aae2979d3edc067c783eeaa6ef86fe3f1eb695c64ac281f415766d5d5c3a
[INFO] running `Command { std: "docker" "start" "-a" "0ae1aae2979d3edc067c783eeaa6ef86fe3f1eb695c64ac281f415766d5d5c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ae1aae2979d3edc067c783eeaa6ef86fe3f1eb695c64ac281f415766d5d5c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae1aae2979d3edc067c783eeaa6ef86fe3f1eb695c64ac281f415766d5d5c3a", kill_on_drop: false }`
[INFO] [stdout] 0ae1aae2979d3edc067c783eeaa6ef86fe3f1eb695c64ac281f415766d5d5c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb0446145a1a574bc5233b5492d4950b0d8d13639da80a56b6c2ea7c0d851965
[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" "cb0446145a1a574bc5233b5492d4950b0d8d13639da80a56b6c2ea7c0d851965", kill_on_drop: false }`
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling synapse-session v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "cb0446145a1a574bc5233b5492d4950b0d8d13639da80a56b6c2ea7c0d851965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb0446145a1a574bc5233b5492d4950b0d8d13639da80a56b6c2ea7c0d851965", kill_on_drop: false }`
[INFO] [stdout] cb0446145a1a574bc5233b5492d4950b0d8d13639da80a56b6c2ea7c0d851965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 61f9762460c9b8a1c60f1bc3c4a31e8560a3be8b39181fb57fe5f41b648b6586
[INFO] running `Command { std: "docker" "start" "-a" "61f9762460c9b8a1c60f1bc3c4a31e8560a3be8b39181fb57fe5f41b648b6586", kill_on_drop: false }`
[INFO] [stderr]    Compiling synapse-session v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "61f9762460c9b8a1c60f1bc3c4a31e8560a3be8b39181fb57fe5f41b648b6586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61f9762460c9b8a1c60f1bc3c4a31e8560a3be8b39181fb57fe5f41b648b6586", kill_on_drop: false }`
[INFO] [stdout] 61f9762460c9b8a1c60f1bc3c4a31e8560a3be8b39181fb57fe5f41b648b6586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5480efca687f0847b89e73ea7ac9af7dc3d02da2f49c2f2ed4a94331df5c96f
[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" "c5480efca687f0847b89e73ea7ac9af7dc3d02da2f49c2f2ed4a94331df5c96f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synapse_session-ffe8354719996911
[INFO] [stderr]    Doc-tests synapse_session
[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] [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" "c5480efca687f0847b89e73ea7ac9af7dc3d02da2f49c2f2ed4a94331df5c96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5480efca687f0847b89e73ea7ac9af7dc3d02da2f49c2f2ed4a94331df5c96f", kill_on_drop: false }`
[INFO] [stdout] c5480efca687f0847b89e73ea7ac9af7dc3d02da2f49c2f2ed4a94331df5c96f