[INFO] fetching crate kurobako_solvers 0.2.0...
[INFO] testing kurobako_solvers-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate kurobako_solvers 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate kurobako_solvers 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kurobako_solvers 0.2.0
[INFO] finished tweaking crates.io crate kurobako_solvers 0.2.0
[INFO] tweaked toml for crates.io crate kurobako_solvers 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bee932fa80fe0d431c6002adc1e4e7913b47fc4733d927b1140ba87e2a26f430
[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" "bee932fa80fe0d431c6002adc1e4e7913b47fc4733d927b1140ba87e2a26f430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bee932fa80fe0d431c6002adc1e4e7913b47fc4733d927b1140ba87e2a26f430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee932fa80fe0d431c6002adc1e4e7913b47fc4733d927b1140ba87e2a26f430", kill_on_drop: false }`
[INFO] [stdout] bee932fa80fe0d431c6002adc1e4e7913b47fc4733d927b1140ba87e2a26f430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7765b2ca9b504e500dab8fda4ebb84a004c2629d2a481f70fe2d5208817d98f3
[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" "7765b2ca9b504e500dab8fda4ebb84a004c2629d2a481f70fe2d5208817d98f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlua v0.17.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling yamakan v0.1.1
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling kurobako_core v0.1.9
[INFO] [stderr]    Compiling kurobako_solvers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.65s
[INFO] running `Command { std: "docker" "inspect" "7765b2ca9b504e500dab8fda4ebb84a004c2629d2a481f70fe2d5208817d98f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7765b2ca9b504e500dab8fda4ebb84a004c2629d2a481f70fe2d5208817d98f3", kill_on_drop: false }`
[INFO] [stdout] 7765b2ca9b504e500dab8fda4ebb84a004c2629d2a481f70fe2d5208817d98f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c43356e95d32a52769a0490444ee6b6f7d191049f81b60d6436875660053031c
[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" "c43356e95d32a52769a0490444ee6b6f7d191049f81b60d6436875660053031c", kill_on_drop: false }`
[INFO] [stderr]    Compiling kurobako_solvers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "c43356e95d32a52769a0490444ee6b6f7d191049f81b60d6436875660053031c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43356e95d32a52769a0490444ee6b6f7d191049f81b60d6436875660053031c", kill_on_drop: false }`
[INFO] [stdout] c43356e95d32a52769a0490444ee6b6f7d191049f81b60d6436875660053031c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa03d3cf41df6cbe298548098af133039f56cf058e6ff8bbc8513ae5c8ad753c
[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" "aa03d3cf41df6cbe298548098af133039f56cf058e6ff8bbc8513ae5c8ad753c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kurobako_solvers-a2c77356b20989d1
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kurobako_solvers
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa03d3cf41df6cbe298548098af133039f56cf058e6ff8bbc8513ae5c8ad753c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa03d3cf41df6cbe298548098af133039f56cf058e6ff8bbc8513ae5c8ad753c", kill_on_drop: false }`
[INFO] [stdout] aa03d3cf41df6cbe298548098af133039f56cf058e6ff8bbc8513ae5c8ad753c