[INFO] crate hamming_iter 0.1.0 is already in cache
[INFO] testing hamming_iter-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate hamming_iter 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate hamming_iter 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hamming_iter 0.1.0
[INFO] finished tweaking crates.io crate hamming_iter 0.1.0
[INFO] tweaked toml for crates.io crate hamming_iter 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 12cc297f067ab797d61736e7a5488e558e526d756ae1ad4f8c05c0dfc26861fc
[INFO] running `Command { std: "docker" "start" "-a" "12cc297f067ab797d61736e7a5488e558e526d756ae1ad4f8c05c0dfc26861fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12cc297f067ab797d61736e7a5488e558e526d756ae1ad4f8c05c0dfc26861fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12cc297f067ab797d61736e7a5488e558e526d756ae1ad4f8c05c0dfc26861fc", kill_on_drop: false }`
[INFO] [stdout] 12cc297f067ab797d61736e7a5488e558e526d756ae1ad4f8c05c0dfc26861fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f06b36c4fa75e46e58d4f2cc75af343ef8754a44ec363b376705c953c0b7cc60
[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" "f06b36c4fa75e46e58d4f2cc75af343ef8754a44ec363b376705c953c0b7cc60", kill_on_drop: false }`
[INFO] [stderr]    Compiling hamming_iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "f06b36c4fa75e46e58d4f2cc75af343ef8754a44ec363b376705c953c0b7cc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06b36c4fa75e46e58d4f2cc75af343ef8754a44ec363b376705c953c0b7cc60", kill_on_drop: false }`
[INFO] [stdout] f06b36c4fa75e46e58d4f2cc75af343ef8754a44ec363b376705c953c0b7cc60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef9e83d80f4276e95bd7a239f8727152fec4d3f3ceab526416d5bccfd7c2befd
[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" "ef9e83d80f4276e95bd7a239f8727152fec4d3f3ceab526416d5bccfd7c2befd", kill_on_drop: false }`
[INFO] [stderr]    Compiling hamming_iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "ef9e83d80f4276e95bd7a239f8727152fec4d3f3ceab526416d5bccfd7c2befd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9e83d80f4276e95bd7a239f8727152fec4d3f3ceab526416d5bccfd7c2befd", kill_on_drop: false }`
[INFO] [stdout] ef9e83d80f4276e95bd7a239f8727152fec4d3f3ceab526416d5bccfd7c2befd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a841b12e4cd0a42bf9dcdfe62dcf36643418cff4bc936cae2fa1bafbc1cd944
[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" "4a841b12e4cd0a42bf9dcdfe62dcf36643418cff4bc936cae2fa1bafbc1cd944", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hamming_iter-467744c90c9a4ccb
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hamming_iter
[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] [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" "4a841b12e4cd0a42bf9dcdfe62dcf36643418cff4bc936cae2fa1bafbc1cd944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a841b12e4cd0a42bf9dcdfe62dcf36643418cff4bc936cae2fa1bafbc1cd944", kill_on_drop: false }`
[INFO] [stdout] 4a841b12e4cd0a42bf9dcdfe62dcf36643418cff4bc936cae2fa1bafbc1cd944