[INFO] fetching crate memsize 0.1.4...
[INFO] testing memsize-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate memsize 0.1.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate memsize 0.1.4 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 memsize 0.1.4
[INFO] finished tweaking crates.io crate memsize 0.1.4
[INFO] tweaked toml for crates.io crate memsize 0.1.4 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a35b1a2999d0161aa6ea2c925f0139848129b4d4eac299737d32fec15199e643
[INFO] running `Command { std: "docker" "start" "-a" "a35b1a2999d0161aa6ea2c925f0139848129b4d4eac299737d32fec15199e643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a35b1a2999d0161aa6ea2c925f0139848129b4d4eac299737d32fec15199e643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35b1a2999d0161aa6ea2c925f0139848129b4d4eac299737d32fec15199e643", kill_on_drop: false }`
[INFO] [stdout] a35b1a2999d0161aa6ea2c925f0139848129b4d4eac299737d32fec15199e643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 414b5a07d0180fc801448b047f58e468cb9dfcfd1652d7b4b065e8e0fa8742e2
[INFO] running `Command { std: "docker" "start" "-a" "414b5a07d0180fc801448b047f58e468cb9dfcfd1652d7b4b065e8e0fa8742e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memsize v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "414b5a07d0180fc801448b047f58e468cb9dfcfd1652d7b4b065e8e0fa8742e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414b5a07d0180fc801448b047f58e468cb9dfcfd1652d7b4b065e8e0fa8742e2", kill_on_drop: false }`
[INFO] [stdout] 414b5a07d0180fc801448b047f58e468cb9dfcfd1652d7b4b065e8e0fa8742e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 443ef395d8ac623d755a64953319bfe43ff20fb4c8cd531dee43f5bfa3671e61
[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" "443ef395d8ac623d755a64953319bfe43ff20fb4c8cd531dee43f5bfa3671e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling memsize v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "443ef395d8ac623d755a64953319bfe43ff20fb4c8cd531dee43f5bfa3671e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443ef395d8ac623d755a64953319bfe43ff20fb4c8cd531dee43f5bfa3671e61", kill_on_drop: false }`
[INFO] [stdout] 443ef395d8ac623d755a64953319bfe43ff20fb4c8cd531dee43f5bfa3671e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 779802682acfe83fda6c9871707135e69af82b7ecd8443c7731abe46bc6510f4
[INFO] running `Command { std: "docker" "start" "-a" "779802682acfe83fda6c9871707135e69af82b7ecd8443c7731abe46bc6510f4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memsize-4060e91f2657be56
[INFO] [stdout] test test_units::test::test_calculate_size ... ok
[INFO] [stderr]    Doc-tests memsize
[INFO] [stdout] test test_units::test::test_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "779802682acfe83fda6c9871707135e69af82b7ecd8443c7731abe46bc6510f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779802682acfe83fda6c9871707135e69af82b7ecd8443c7731abe46bc6510f4", kill_on_drop: false }`
[INFO] [stdout] 779802682acfe83fda6c9871707135e69af82b7ecd8443c7731abe46bc6510f4