[INFO] fetching crate piechart 0.1.2...
[INFO] testing piechart-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate piechart 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate piechart 0.1.2 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 piechart 0.1.2
[INFO] finished tweaking crates.io crate piechart 0.1.2
[INFO] tweaked toml for crates.io crate piechart 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate piechart 0.1.2 already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] f41816d7b0c2c274b1bd8312556743050f98bbf56b18ef3b86190784b453d175
[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" "f41816d7b0c2c274b1bd8312556743050f98bbf56b18ef3b86190784b453d175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41816d7b0c2c274b1bd8312556743050f98bbf56b18ef3b86190784b453d175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41816d7b0c2c274b1bd8312556743050f98bbf56b18ef3b86190784b453d175", kill_on_drop: false }`
[INFO] [stdout] f41816d7b0c2c274b1bd8312556743050f98bbf56b18ef3b86190784b453d175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c5dfe21915843e432d2b6f0e3e2c463fe26fadebd1cbc4b6fc51e5893936a0fc
[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" "c5dfe21915843e432d2b6f0e3e2c463fe26fadebd1cbc4b6fc51e5893936a0fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling piechart v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "c5dfe21915843e432d2b6f0e3e2c463fe26fadebd1cbc4b6fc51e5893936a0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5dfe21915843e432d2b6f0e3e2c463fe26fadebd1cbc4b6fc51e5893936a0fc", kill_on_drop: false }`
[INFO] [stdout] c5dfe21915843e432d2b6f0e3e2c463fe26fadebd1cbc4b6fc51e5893936a0fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 2e35f27396fe1eb990649b700967f82e3a64576707b75b1af307534e7a0a9166
[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" "2e35f27396fe1eb990649b700967f82e3a64576707b75b1af307534e7a0a9166", kill_on_drop: false }`
[INFO] [stderr]    Compiling piechart v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "2e35f27396fe1eb990649b700967f82e3a64576707b75b1af307534e7a0a9166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e35f27396fe1eb990649b700967f82e3a64576707b75b1af307534e7a0a9166", kill_on_drop: false }`
[INFO] [stdout] 2e35f27396fe1eb990649b700967f82e3a64576707b75b1af307534e7a0a9166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d78c6564cc084dd0cf6626b6f4e2cbb0423c8a49d176b29de3a61ccbfc8d6188
[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" "d78c6564cc084dd0cf6626b6f4e2cbb0423c8a49d176b29de3a61ccbfc8d6188", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/piechart-128d357d45110128
[INFO] [stdout] test tests::writer_err ... ok
[INFO] [stdout] test tests::data_len ... ok
[INFO] [stdout] test tests::config_combinations ... ok
[INFO] [stdout] test tests::empty_data ... ok
[INFO] [stdout] test tests::zero_total ... ok
[INFO] [stdout] test tests::very_much_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests piechart
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/chart.rs - chart::Chart::radius (line 51) ... ok
[INFO] [stdout] test src/chart.rs - chart::Chart (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d78c6564cc084dd0cf6626b6f4e2cbb0423c8a49d176b29de3a61ccbfc8d6188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78c6564cc084dd0cf6626b6f4e2cbb0423c8a49d176b29de3a61ccbfc8d6188", kill_on_drop: false }`
[INFO] [stdout] d78c6564cc084dd0cf6626b6f4e2cbb0423c8a49d176b29de3a61ccbfc8d6188