[INFO] fetching crate supermemo2 1.0.3...
[INFO] testing supermemo2-1.0.3 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate supermemo2 1.0.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate supermemo2 1.0.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate supermemo2 1.0.3
[INFO] finished tweaking crates.io crate supermemo2 1.0.3
[INFO] tweaked toml for crates.io crate supermemo2 1.0.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c49c07f7bb547f768a37acf1d07c6f78b41d3124e05e5a3c0ba22a5dae67337
[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" "6c49c07f7bb547f768a37acf1d07c6f78b41d3124e05e5a3c0ba22a5dae67337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c49c07f7bb547f768a37acf1d07c6f78b41d3124e05e5a3c0ba22a5dae67337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c49c07f7bb547f768a37acf1d07c6f78b41d3124e05e5a3c0ba22a5dae67337", kill_on_drop: false }`
[INFO] [stdout] 6c49c07f7bb547f768a37acf1d07c6f78b41d3124e05e5a3c0ba22a5dae67337
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c78c96876fc63a1d7861b7fa34613c6c9d08b27e225950b98ce03584c4af1de3
[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" "c78c96876fc63a1d7861b7fa34613c6c9d08b27e225950b98ce03584c4af1de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling supermemo2 v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "c78c96876fc63a1d7861b7fa34613c6c9d08b27e225950b98ce03584c4af1de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78c96876fc63a1d7861b7fa34613c6c9d08b27e225950b98ce03584c4af1de3", kill_on_drop: false }`
[INFO] [stdout] c78c96876fc63a1d7861b7fa34613c6c9d08b27e225950b98ce03584c4af1de3
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d2397e8bf3df3fade124c7dcc77523e809c7584b62d834df039ef56b30c2850
[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" "9d2397e8bf3df3fade124c7dcc77523e809c7584b62d834df039ef56b30c2850", kill_on_drop: false }`
[INFO] [stderr]    Compiling supermemo2 v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "9d2397e8bf3df3fade124c7dcc77523e809c7584b62d834df039ef56b30c2850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2397e8bf3df3fade124c7dcc77523e809c7584b62d834df039ef56b30c2850", kill_on_drop: false }`
[INFO] [stdout] 9d2397e8bf3df3fade124c7dcc77523e809c7584b62d834df039ef56b30c2850
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 668071dd5f91395c57666e30b89694c66e2d9e8e543b4aba6fbdcab90a79f98e
[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" "668071dd5f91395c57666e30b89694c66e2d9e8e543b4aba6fbdcab90a79f98e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/supermemo2-d76a9ae92bbac571
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::review_gives_correct_repetitions_and_efactor ... ok
[INFO] [stdout] test tests::correct_default_values ... ok
[INFO] [stdout] test tests::calculate_interval ... ok
[INFO] [stdout] test tests::quality_above_5_returns_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests supermemo2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... 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" "668071dd5f91395c57666e30b89694c66e2d9e8e543b4aba6fbdcab90a79f98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668071dd5f91395c57666e30b89694c66e2d9e8e543b4aba6fbdcab90a79f98e", kill_on_drop: false }`
[INFO] [stdout] 668071dd5f91395c57666e30b89694c66e2d9e8e543b4aba6fbdcab90a79f98e
