[INFO] fetching crate exchange-rate 0.1.3...
[INFO] testing exchange-rate-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate exchange-rate 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate exchange-rate 0.1.3 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 exchange-rate 0.1.3
[INFO] finished tweaking crates.io crate exchange-rate 0.1.3
[INFO] tweaked toml for crates.io crate exchange-rate 0.1.3 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e8ce070a65d51a197a210b16495f4004f690ce36144c9d40529fd62255e1b1eb
[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" "e8ce070a65d51a197a210b16495f4004f690ce36144c9d40529fd62255e1b1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8ce070a65d51a197a210b16495f4004f690ce36144c9d40529fd62255e1b1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8ce070a65d51a197a210b16495f4004f690ce36144c9d40529fd62255e1b1eb", kill_on_drop: false }`
[INFO] [stdout] e8ce070a65d51a197a210b16495f4004f690ce36144c9d40529fd62255e1b1eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2d9029dbd2caf4cb3c0e5196f2d33b1c987c9d66fdfa2c4ed6de52e03621afbe
[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" "2d9029dbd2caf4cb3c0e5196f2d33b1c987c9d66fdfa2c4ed6de52e03621afbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-graph v0.1.6
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling floyd-warshall-alg v0.1.3
[INFO] [stderr]    Compiling exchange-rate v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "2d9029dbd2caf4cb3c0e5196f2d33b1c987c9d66fdfa2c4ed6de52e03621afbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9029dbd2caf4cb3c0e5196f2d33b1c987c9d66fdfa2c4ed6de52e03621afbe", kill_on_drop: false }`
[INFO] [stdout] 2d9029dbd2caf4cb3c0e5196f2d33b1c987c9d66fdfa2c4ed6de52e03621afbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7753270f1826288b4594c0d56d35e8ff3e32e758fccf1d285e0475ac6c44653f
[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" "7753270f1826288b4594c0d56d35e8ff3e32e758fccf1d285e0475ac6c44653f", kill_on_drop: false }`
[INFO] [stderr]    Compiling exchange-rate v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "7753270f1826288b4594c0d56d35e8ff3e32e758fccf1d285e0475ac6c44653f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7753270f1826288b4594c0d56d35e8ff3e32e758fccf1d285e0475ac6c44653f", kill_on_drop: false }`
[INFO] [stdout] 7753270f1826288b4594c0d56d35e8ff3e32e758fccf1d285e0475ac6c44653f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 132ec006a164aaa5f3f7ef4161cd448fbe5b7204b2d250be811bec32f3d215b9
[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" "132ec006a164aaa5f3f7ef4161cd448fbe5b7204b2d250be811bec32f3d215b9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exchange_rate-4ca26d6429abf965
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test algorithm::tests::add_currency_exchanges_edges ... ok
[INFO] [stdout] test request::tests::read_from ... ok
[INFO] [stdout] test exchange_rate::tests::process_request ... ok
[INFO] [stdout] test request::price_update::tests::parse_line ... ok
[INFO] [stdout] test request::tests::process_line ... ok
[INFO] [stdout] test request::price_update::tests::parse_line_with_missing_values ... ok
[INFO] [stdout] test response::best_rate_path::tests::get_output ... ok
[INFO] [stdout] test request::price_update::tests::parse_line_with_parse_errors ... ok
[INFO] [stdout] test request::exchange_rate_request::tests::parse_line_with_wrong_line_type ... ok
[INFO] [stdout] test request::tests::read_from_skip_empty_lines ... ok
[INFO] [stdout] test algorithm::tests::new ... ok
[INFO] [stdout] test algorithm::tests::run_customized_floyd_warshall ... ok
[INFO] [stdout] test request::exchange_rate_request::tests::parse_line_with_missing_values ... ok
[INFO] [stdout] test algorithm::tests::construct_graph ... ok
[INFO] [stdout] test response::best_rate_path::tests::get_path_output ... ok
[INFO] [stdout] test exchange_rate::tests::form_request ... ok
[INFO] [stdout] test exchange_rate::tests::new ... ok
[INFO] [stdout] test request::exchange_rate_request::tests::parse_line ... ok
[INFO] [stdout] test algorithm::tests::collect_currency_exchanges ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exchange_rate-f379f4e4d86b2506
[INFO] [stdout] test algorithm::tests::process ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests exchange-rate
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/exchange_rate.rs - exchange_rate::ExchangeRatePath<I>::new (line 30) ... 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" "132ec006a164aaa5f3f7ef4161cd448fbe5b7204b2d250be811bec32f3d215b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "132ec006a164aaa5f3f7ef4161cd448fbe5b7204b2d250be811bec32f3d215b9", kill_on_drop: false }`
[INFO] [stdout] 132ec006a164aaa5f3f7ef4161cd448fbe5b7204b2d250be811bec32f3d215b9