[INFO] fetching crate pxm 0.1.0...
[INFO] testing pxm-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pxm 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pxm 0.1.0 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 pxm 0.1.0
[INFO] finished tweaking crates.io crate pxm 0.1.0
[INFO] tweaked toml for crates.io crate pxm 0.1.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1ecbf56a3ba08bb250f3a2eb38468c5f946cf171740379c9829b8edce8e46090
[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" "1ecbf56a3ba08bb250f3a2eb38468c5f946cf171740379c9829b8edce8e46090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ecbf56a3ba08bb250f3a2eb38468c5f946cf171740379c9829b8edce8e46090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecbf56a3ba08bb250f3a2eb38468c5f946cf171740379c9829b8edce8e46090", kill_on_drop: false }`
[INFO] [stdout] 1ecbf56a3ba08bb250f3a2eb38468c5f946cf171740379c9829b8edce8e46090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5b1dcd0906d812eae49f5ed9718221b0ae857d1fe45dca7338ee0f9faf8fd64a
[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" "5b1dcd0906d812eae49f5ed9718221b0ae857d1fe45dca7338ee0f9faf8fd64a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pxm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pfm.rs:250:66
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let scale: f32 = parse_token(header_scale, "Invalid scale")?;;
[INFO] [stdout]     |                                                                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "5b1dcd0906d812eae49f5ed9718221b0ae857d1fe45dca7338ee0f9faf8fd64a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1dcd0906d812eae49f5ed9718221b0ae857d1fe45dca7338ee0f9faf8fd64a", kill_on_drop: false }`
[INFO] [stdout] 5b1dcd0906d812eae49f5ed9718221b0ae857d1fe45dca7338ee0f9faf8fd64a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4aa4116f637acca97900d3a3534259ccaef7724f37716fef33f6ab83c2893d94
[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" "4aa4116f637acca97900d3a3534259ccaef7724f37716fef33f6ab83c2893d94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pxm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pfm.rs:250:66
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let scale: f32 = parse_token(header_scale, "Invalid scale")?;;
[INFO] [stdout]     |                                                                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pfm.rs:250:66
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let scale: f32 = parse_token(header_scale, "Invalid scale")?;;
[INFO] [stdout]     |                                                                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "4aa4116f637acca97900d3a3534259ccaef7724f37716fef33f6ab83c2893d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa4116f637acca97900d3a3534259ccaef7724f37716fef33f6ab83c2893d94", kill_on_drop: false }`
[INFO] [stdout] 4aa4116f637acca97900d3a3534259ccaef7724f37716fef33f6ab83c2893d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 97b27c4bf7b2a0621de8ebd24540dcb2cf4024abaaf76a55825d6f6c9aaaf595
[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" "97b27c4bf7b2a0621de8ebd24540dcb2cf4024abaaf76a55825d6f6c9aaaf595", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 4 tests
[INFO] [stderr]    --> src/pfm.rs:250:66
[INFO] [stdout] test pfm::tests::test_read_from ... ok
[INFO] [stderr]     |
[INFO] [stdout] test pfm::tests::test_write_into ... ok
[INFO] [stderr] 250 |     let scale: f32 = parse_token(header_scale, "Invalid scale")?;;
[INFO] [stdout] test tests::test_pfm_save_load ... ok
[INFO] [stderr]     |                                                                  ^ help: remove this semicolon
[INFO] [stdout] test pfm::tests::test_read_until_space ... ok
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/pfm.rs:250:66
[INFO] [stderr]     |
[INFO] [stderr] 250 |     let scale: f32 = parse_token(header_scale, "Invalid scale")?;;
[INFO] [stderr]     |                                                                  ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pxm-8399707d493c09f2
[INFO] [stderr]    Doc-tests pxm
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/pfm.rs:250:66
[INFO] [stderr]     |
[INFO] [stderr] 250 |     let scale: f32 = parse_token(header_scale, "Invalid scale")?;;
[INFO] [stderr]     |                                                                  ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "97b27c4bf7b2a0621de8ebd24540dcb2cf4024abaaf76a55825d6f6c9aaaf595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97b27c4bf7b2a0621de8ebd24540dcb2cf4024abaaf76a55825d6f6c9aaaf595", kill_on_drop: false }`
[INFO] [stdout] 97b27c4bf7b2a0621de8ebd24540dcb2cf4024abaaf76a55825d6f6c9aaaf595