[INFO] fetching crate codec_sv2 0.1.4...
[INFO] testing codec_sv2-0.1.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate codec_sv2 0.1.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate codec_sv2 0.1.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate codec_sv2 0.1.4
[INFO] finished tweaking crates.io crate codec_sv2 0.1.4
[INFO] tweaked toml for crates.io crate codec_sv2 0.1.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9538bb7bbdb5dc36a16af289e36d2f5abfc9282cfef2b57106da7fddfa5bfc5e
[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" "9538bb7bbdb5dc36a16af289e36d2f5abfc9282cfef2b57106da7fddfa5bfc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9538bb7bbdb5dc36a16af289e36d2f5abfc9282cfef2b57106da7fddfa5bfc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9538bb7bbdb5dc36a16af289e36d2f5abfc9282cfef2b57106da7fddfa5bfc5e", kill_on_drop: false }`
[INFO] [stdout] 9538bb7bbdb5dc36a16af289e36d2f5abfc9282cfef2b57106da7fddfa5bfc5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7139bca576a971a75cc8331f05cb187e3f83da1e703a7f4ede02e7f99ff76c79
[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" "7139bca576a971a75cc8331f05cb187e3f83da1e703a7f4ede02e7f99ff76c79", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary_codec_sv2 v0.1.2
[INFO] [stderr]    Compiling const_sv2 v0.1.0
[INFO] [stderr]    Compiling derive_codec_sv2 v0.1.2
[INFO] [stderr]    Compiling binary_sv2 v0.1.4
[INFO] [stderr]    Compiling framing_sv2 v0.1.3
[INFO] [stderr]    Compiling codec_sv2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `Command { std: "docker" "inspect" "7139bca576a971a75cc8331f05cb187e3f83da1e703a7f4ede02e7f99ff76c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7139bca576a971a75cc8331f05cb187e3f83da1e703a7f4ede02e7f99ff76c79", kill_on_drop: false }`
[INFO] [stdout] 7139bca576a971a75cc8331f05cb187e3f83da1e703a7f4ede02e7f99ff76c79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] f5d7bdf3db39e2d3cb0a53ae595fee1677f21e218f20f3b6fb2342d665598e6b
[INFO] running `Command { std: "docker" "start" "-a" "f5d7bdf3db39e2d3cb0a53ae595fee1677f21e218f20f3b6fb2342d665598e6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling codec_sv2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f5d7bdf3db39e2d3cb0a53ae595fee1677f21e218f20f3b6fb2342d665598e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d7bdf3db39e2d3cb0a53ae595fee1677f21e218f20f3b6fb2342d665598e6b", kill_on_drop: false }`
[INFO] [stdout] f5d7bdf3db39e2d3cb0a53ae595fee1677f21e218f20f3b6fb2342d665598e6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] eb3baaa4055c9c657af9640b63211db261446026c67a474b3f3da1966c8398dd
[INFO] running `Command { std: "docker" "start" "-a" "eb3baaa4055c9c657af9640b63211db261446026c67a474b3f3da1966c8398dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/codec_sv2-29dd1f2aa8b18309)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests codec_sv2
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb3baaa4055c9c657af9640b63211db261446026c67a474b3f3da1966c8398dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3baaa4055c9c657af9640b63211db261446026c67a474b3f3da1966c8398dd", kill_on_drop: false }`
[INFO] [stdout] eb3baaa4055c9c657af9640b63211db261446026c67a474b3f3da1966c8398dd