[INFO] fetching crate free-ranges 1.0.7...
[INFO] testing free-ranges-1.0.7 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate free-ranges 1.0.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate free-ranges 1.0.7 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate free-ranges 1.0.7
[INFO] finished tweaking crates.io crate free-ranges 1.0.7
[INFO] tweaked toml for crates.io crate free-ranges 1.0.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", 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] 8662d6cc079c72e8e95c49fa05ac3a7b395e458d6ed5748adbb22a12f6acb2b5
[INFO] running `Command { std: "docker" "start" "-a" "8662d6cc079c72e8e95c49fa05ac3a7b395e458d6ed5748adbb22a12f6acb2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8662d6cc079c72e8e95c49fa05ac3a7b395e458d6ed5748adbb22a12f6acb2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8662d6cc079c72e8e95c49fa05ac3a7b395e458d6ed5748adbb22a12f6acb2b5", kill_on_drop: false }`
[INFO] [stdout] 8662d6cc079c72e8e95c49fa05ac3a7b395e458d6ed5748adbb22a12f6acb2b5
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--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] 57e51731dbd5c05ac4fcad5be5a49129366f64138d2d3c67ecccd2f12683641e
[INFO] running `Command { std: "docker" "start" "-a" "57e51731dbd5c05ac4fcad5be5a49129366f64138d2d3c67ecccd2f12683641e", kill_on_drop: false }`
[INFO] [stderr]    Compiling free-ranges v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "57e51731dbd5c05ac4fcad5be5a49129366f64138d2d3c67ecccd2f12683641e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e51731dbd5c05ac4fcad5be5a49129366f64138d2d3c67ecccd2f12683641e", kill_on_drop: false }`
[INFO] [stdout] 57e51731dbd5c05ac4fcad5be5a49129366f64138d2d3c67ecccd2f12683641e
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] b6aca9db7e7f23d8b7a21b52d32317ce778fcae0b6257a24d53f332e36f2b36d
[INFO] running `Command { std: "docker" "start" "-a" "b6aca9db7e7f23d8b7a21b52d32317ce778fcae0b6257a24d53f332e36f2b36d", kill_on_drop: false }`
[INFO] [stderr]    Compiling free-ranges v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "b6aca9db7e7f23d8b7a21b52d32317ce778fcae0b6257a24d53f332e36f2b36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6aca9db7e7f23d8b7a21b52d32317ce778fcae0b6257a24d53f332e36f2b36d", kill_on_drop: false }`
[INFO] [stdout] b6aca9db7e7f23d8b7a21b52d32317ce778fcae0b6257a24d53f332e36f2b36d
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bcf4891bacf14646465838f7d5f1b3d696bb943baa1e09ecf9fdf11c44f5639
[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" "6bcf4891bacf14646465838f7d5f1b3d696bb943baa1e09ecf9fdf11c44f5639", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/free_ranges-320b773f61275f8e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests free-ranges
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "6bcf4891bacf14646465838f7d5f1b3d696bb943baa1e09ecf9fdf11c44f5639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bcf4891bacf14646465838f7d5f1b3d696bb943baa1e09ecf9fdf11c44f5639", kill_on_drop: false }`
[INFO] [stdout] 6bcf4891bacf14646465838f7d5f1b3d696bb943baa1e09ecf9fdf11c44f5639