[INFO] fetching crate prgrs 0.6.4...
[INFO] testing prgrs-0.6.4 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate prgrs 0.6.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prgrs 0.6.4 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prgrs 0.6.4
[INFO] finished tweaking crates.io crate prgrs 0.6.4
[INFO] tweaked toml for crates.io crate prgrs 0.6.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate prgrs 0.6.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 27da2eed488a3b36819a79c538189b2d64c9ecf5dd511bf067819b01466f3438
[INFO] running `Command { std: "docker" "start" "-a" "27da2eed488a3b36819a79c538189b2d64c9ecf5dd511bf067819b01466f3438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27da2eed488a3b36819a79c538189b2d64c9ecf5dd511bf067819b01466f3438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27da2eed488a3b36819a79c538189b2d64c9ecf5dd511bf067819b01466f3438", kill_on_drop: false }`
[INFO] [stdout] 27da2eed488a3b36819a79c538189b2d64c9ecf5dd511bf067819b01466f3438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d37f5c13373f6ec94299302c3f3bf679a69eee4dc70f1cd539545a27833a10e2
[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" "d37f5c13373f6ec94299302c3f3bf679a69eee4dc70f1cd539545a27833a10e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling prgrs v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "d37f5c13373f6ec94299302c3f3bf679a69eee4dc70f1cd539545a27833a10e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37f5c13373f6ec94299302c3f3bf679a69eee4dc70f1cd539545a27833a10e2", kill_on_drop: false }`
[INFO] [stdout] d37f5c13373f6ec94299302c3f3bf679a69eee4dc70f1cd539545a27833a10e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7c14e736cc549163c2b6e094b17fb06b58c92236e7d9b820c1d56226ed9b7e5
[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" "e7c14e736cc549163c2b6e094b17fb06b58c92236e7d9b820c1d56226ed9b7e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling prgrs v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "e7c14e736cc549163c2b6e094b17fb06b58c92236e7d9b820c1d56226ed9b7e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c14e736cc549163c2b6e094b17fb06b58c92236e7d9b820c1d56226ed9b7e5", kill_on_drop: false }`
[INFO] [stdout] e7c14e736cc549163c2b6e094b17fb06b58c92236e7d9b820c1d56226ed9b7e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bef8f5e25e16d1eb94534c1132a285bf3900d821bd6dd024a77a5d4bdc93bb97
[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" "bef8f5e25e16d1eb94534c1132a285bf3900d821bd6dd024a77a5d4bdc93bb97", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prgrs-535e6d9078fb0b4b)
[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; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prgrs
[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>::new (line 61) ... ok
[INFO] [stdout] test src/lib.rs - Prgrs<T>::set_length (line 89) ... ok
[INFO] [stdout] test src/lib.rs - writeln (line 198) ... ok
[INFO] [stdout] test src/lib.rs - Prgrs<T>::set_length_move (line 102) ... 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; finished in 11.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bef8f5e25e16d1eb94534c1132a285bf3900d821bd6dd024a77a5d4bdc93bb97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef8f5e25e16d1eb94534c1132a285bf3900d821bd6dd024a77a5d4bdc93bb97", kill_on_drop: false }`
[INFO] [stdout] bef8f5e25e16d1eb94534c1132a285bf3900d821bd6dd024a77a5d4bdc93bb97