[INFO] fetching crate prgrs 0.6.3...
[INFO] testing prgrs-0.6.3 against 1.45.2 for beta-1.46-1
[INFO] extracting crate prgrs 0.6.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate prgrs 0.6.3 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prgrs 0.6.3
[INFO] finished tweaking crates.io crate prgrs 0.6.3
[INFO] tweaked toml for crates.io crate prgrs 0.6.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate prgrs 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "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] a48781805967a6863133f338d48b74f4ce39229ce0d89747bf3138a7965139fe
[INFO] running `Command { std: "docker" "start" "-a" "a48781805967a6863133f338d48b74f4ce39229ce0d89747bf3138a7965139fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a48781805967a6863133f338d48b74f4ce39229ce0d89747bf3138a7965139fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48781805967a6863133f338d48b74f4ce39229ce0d89747bf3138a7965139fe", kill_on_drop: false }`
[INFO] [stdout] a48781805967a6863133f338d48b74f4ce39229ce0d89747bf3138a7965139fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57e9bb30a2b74a98647438c1665284aecf8a31dc348083409450481b74a5a060
[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" "57e9bb30a2b74a98647438c1665284aecf8a31dc348083409450481b74a5a060", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling terminal_size v0.1.10
[INFO] [stderr]    Compiling prgrs v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "57e9bb30a2b74a98647438c1665284aecf8a31dc348083409450481b74a5a060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e9bb30a2b74a98647438c1665284aecf8a31dc348083409450481b74a5a060", kill_on_drop: false }`
[INFO] [stdout] 57e9bb30a2b74a98647438c1665284aecf8a31dc348083409450481b74a5a060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "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] f3bb334878da4e7438da9dd1591a9c550e9dfd5c571f1ec43c67d85c93237db9
[INFO] running `Command { std: "docker" "start" "-a" "f3bb334878da4e7438da9dd1591a9c550e9dfd5c571f1ec43c67d85c93237db9", kill_on_drop: false }`
[INFO] [stderr]    Compiling prgrs v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "f3bb334878da4e7438da9dd1591a9c550e9dfd5c571f1ec43c67d85c93237db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3bb334878da4e7438da9dd1591a9c550e9dfd5c571f1ec43c67d85c93237db9", kill_on_drop: false }`
[INFO] [stdout] f3bb334878da4e7438da9dd1591a9c550e9dfd5c571f1ec43c67d85c93237db9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f828c63088bc49b89ad0ac0dd7a2692ea00061aadf7694c064cd7271176769cd
[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" "f828c63088bc49b89ad0ac0dd7a2692ea00061aadf7694c064cd7271176769cd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prgrs-0ac977c4ae38d9cd
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prgrs
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_prgrs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Prgrs<T>::set_length (line 80) ... ok
[INFO] [stdout] test src/lib.rs - Prgrs<T>::set_length (line 89) ... ok
[INFO] [stdout] test src/lib.rs - Prgrs<T>::new (line 61) ... ok
[INFO] [stdout] test src/lib.rs - Prgrs<T>::set_length_move (line 102) ... ok
[INFO] [stdout] test src/lib.rs - writeln (line 198) ... ok
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f828c63088bc49b89ad0ac0dd7a2692ea00061aadf7694c064cd7271176769cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f828c63088bc49b89ad0ac0dd7a2692ea00061aadf7694c064cd7271176769cd", kill_on_drop: false }`
[INFO] [stdout] f828c63088bc49b89ad0ac0dd7a2692ea00061aadf7694c064cd7271176769cd