[INFO] fetching crate serde-scale 0.2.2...
[INFO] testing serde-scale-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate serde-scale 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate serde-scale 0.2.2 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 serde-scale 0.2.2
[INFO] finished tweaking crates.io crate serde-scale 0.2.2
[INFO] tweaked toml for crates.io crate serde-scale 0.2.2 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[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-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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd9c3afc352280546966967a48643ea4c2389d159b98534ca1309d0e537eec17
[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" "dd9c3afc352280546966967a48643ea4c2389d159b98534ca1309d0e537eec17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd9c3afc352280546966967a48643ea4c2389d159b98534ca1309d0e537eec17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9c3afc352280546966967a48643ea4c2389d159b98534ca1309d0e537eec17", kill_on_drop: false }`
[INFO] [stdout] dd9c3afc352280546966967a48643ea4c2389d159b98534ca1309d0e537eec17
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 5a067d8c244f516253e665c7be9173675756a2e1944498160bd86a5da0e215d5
[INFO] running `Command { std: "docker" "start" "-a" "5a067d8c244f516253e665c7be9173675756a2e1944498160bd86a5da0e215d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde-scale v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "5a067d8c244f516253e665c7be9173675756a2e1944498160bd86a5da0e215d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a067d8c244f516253e665c7be9173675756a2e1944498160bd86a5da0e215d5", kill_on_drop: false }`
[INFO] [stdout] 5a067d8c244f516253e665c7be9173675756a2e1944498160bd86a5da0e215d5
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a528b18db265e9e09de785d77dc908531da66e7d4868db20c3e8d3dcf566ec1
[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" "9a528b18db265e9e09de785d77dc908531da66e7d4868db20c3e8d3dcf566ec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-scale v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "9a528b18db265e9e09de785d77dc908531da66e7d4868db20c3e8d3dcf566ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a528b18db265e9e09de785d77dc908531da66e7d4868db20c3e8d3dcf566ec1", kill_on_drop: false }`
[INFO] [stdout] 9a528b18db265e9e09de785d77dc908531da66e7d4868db20c3e8d3dcf566ec1
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cb7b0780f3047a80406a03c9b9b49880152f9f5ce01754fde917ef0584ebce5
[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" "1cb7b0780f3047a80406a03c9b9b49880152f9f5ce01754fde917ef0584ebce5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_scale-cde5fd262926c72d
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test de::tests::none_bool_deserializes_from_0 ... ok
[INFO] [stdout] test de::tests::some_false_deserializes_from_2 ... ok
[INFO] [stdout] test ser::tests::none_bool_serializes_as_0 ... ok
[INFO] [stdout] test ser::tests::some_false_serializes_as_2 ... ok
[INFO] [stdout] test ser::tests::some_true_serializes_as_1 ... ok
[INFO] [stdout] test de::tests::some_true_deserializes_from_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde-scale
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cb7b0780f3047a80406a03c9b9b49880152f9f5ce01754fde917ef0584ebce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb7b0780f3047a80406a03c9b9b49880152f9f5ce01754fde917ef0584ebce5", kill_on_drop: false }`
[INFO] [stdout] 1cb7b0780f3047a80406a03c9b9b49880152f9f5ce01754fde917ef0584ebce5