[INFO] fetching crate s_curve 0.1.5...
[INFO] testing s_curve-0.1.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate s_curve 0.1.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate s_curve 0.1.5 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 s_curve 0.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate s_curve 0.1.5
[INFO] tweaked toml for crates.io crate s_curve 0.1.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate s_curve 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gnuplot v0.0.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 2bbd5a22c2774a8aba0d9455a36045008f3207da25207d282bd65c458c9c68c9
[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" "2bbd5a22c2774a8aba0d9455a36045008f3207da25207d282bd65c458c9c68c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bbd5a22c2774a8aba0d9455a36045008f3207da25207d282bd65c458c9c68c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbd5a22c2774a8aba0d9455a36045008f3207da25207d282bd65c458c9c68c9", kill_on_drop: false }`
[INFO] [stdout] 2bbd5a22c2774a8aba0d9455a36045008f3207da25207d282bd65c458c9c68c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e34127fdc154d68b81d3d9dde0ea68b6a00527d356eebb9c96bc81293896b624
[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" "e34127fdc154d68b81d3d9dde0ea68b6a00527d356eebb9c96bc81293896b624", kill_on_drop: false }`
[INFO] [stderr]    Compiling s_curve v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "e34127fdc154d68b81d3d9dde0ea68b6a00527d356eebb9c96bc81293896b624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34127fdc154d68b81d3d9dde0ea68b6a00527d356eebb9c96bc81293896b624", kill_on_drop: false }`
[INFO] [stdout] e34127fdc154d68b81d3d9dde0ea68b6a00527d356eebb9c96bc81293896b624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f1884fe78eff16b548328025380e8ecc83675b81a017ebbc2daafa18fa4a676
[INFO] running `Command { std: "docker" "start" "-a" "0f1884fe78eff16b548328025380e8ecc83675b81a017ebbc2daafa18fa4a676", kill_on_drop: false }`
[INFO] [stderr]    Compiling gnuplot v0.0.37
[INFO] [stderr]    Compiling s_curve v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "0f1884fe78eff16b548328025380e8ecc83675b81a017ebbc2daafa18fa4a676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1884fe78eff16b548328025380e8ecc83675b81a017ebbc2daafa18fa4a676", kill_on_drop: false }`
[INFO] [stdout] 0f1884fe78eff16b548328025380e8ecc83675b81a017ebbc2daafa18fa4a676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 87e709bd92cef532811cb48d932ed305c536dd8805e92e74be0e0db892dbb2cc
[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" "87e709bd92cef532811cb48d932ed305c536dd8805e92e74be0e0db892dbb2cc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/s_curve-fade9dff6fc25c7b
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::timings_3_11 ... ok
[INFO] [stdout] test tests::timings_3_12 ... ok
[INFO] [stdout] test tests::simple_curve ... ok
[INFO] [stdout] test tests::timings_3_10 ... ok
[INFO] [stdout] test tests::timings_3_9 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests s_curve
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... 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" "87e709bd92cef532811cb48d932ed305c536dd8805e92e74be0e0db892dbb2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e709bd92cef532811cb48d932ed305c536dd8805e92e74be0e0db892dbb2cc", kill_on_drop: false }`
[INFO] [stdout] 87e709bd92cef532811cb48d932ed305c536dd8805e92e74be0e0db892dbb2cc