[INFO] fetching crate serde_scan 0.4.1...
[INFO] testing serde_scan-0.4.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate serde_scan 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate serde_scan 0.4.1 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_scan 0.4.1
[INFO] finished tweaking crates.io crate serde_scan 0.4.1
[INFO] tweaked toml for crates.io crate serde_scan 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate serde_scan 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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] ca39a4b917bde536f247bca2e96a75f76669f0f32c51b0cf58d7fe73e379647e
[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" "ca39a4b917bde536f247bca2e96a75f76669f0f32c51b0cf58d7fe73e379647e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca39a4b917bde536f247bca2e96a75f76669f0f32c51b0cf58d7fe73e379647e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca39a4b917bde536f247bca2e96a75f76669f0f32c51b0cf58d7fe73e379647e", kill_on_drop: false }`
[INFO] [stdout] ca39a4b917bde536f247bca2e96a75f76669f0f32c51b0cf58d7fe73e379647e
[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" "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] fcc9c5ecfd1fdc6c4885d3b5f9053af74928c53cf429e6ac792033a6461b306c
[INFO] running `Command { std: "docker" "start" "-a" "fcc9c5ecfd1fdc6c4885d3b5f9053af74928c53cf429e6ac792033a6461b306c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling serde_scan v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.40s
[INFO] running `Command { std: "docker" "inspect" "fcc9c5ecfd1fdc6c4885d3b5f9053af74928c53cf429e6ac792033a6461b306c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc9c5ecfd1fdc6c4885d3b5f9053af74928c53cf429e6ac792033a6461b306c", kill_on_drop: false }`
[INFO] [stdout] fcc9c5ecfd1fdc6c4885d3b5f9053af74928c53cf429e6ac792033a6461b306c
[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" "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] bb5bb7868ae4947665ce3c11a039f7799c858f501f8202eac84f6fb6970b8ad9
[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" "bb5bb7868ae4947665ce3c11a039f7799c858f501f8202eac84f6fb6970b8ad9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling serde_scan v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.29s
[INFO] running `Command { std: "docker" "inspect" "bb5bb7868ae4947665ce3c11a039f7799c858f501f8202eac84f6fb6970b8ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb5bb7868ae4947665ce3c11a039f7799c858f501f8202eac84f6fb6970b8ad9", kill_on_drop: false }`
[INFO] [stdout] bb5bb7868ae4947665ce3c11a039f7799c858f501f8202eac84f6fb6970b8ad9
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7cf9da59c7b2211b11af6201e5196a7a172f9c38bdf29df0788d92d2957329e
[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" "c7cf9da59c7b2211b11af6201e5196a7a172f9c38bdf29df0788d92d2957329e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_scan-706085a7b74f4e1b
[INFO] [stdout] running 12 tests
[INFO] [stderr]    Doc-tests serde_scan
[INFO] [stdout] test tests::byte_bufs ... ok
[INFO] [stdout] test tests::parse_asm ... ok
[INFO] [stdout] test tests::enum_tuple ... ok
[INFO] [stdout] test tests::numbers ... ok
[INFO] [stdout] test tests::scan_macro_enum ... ok
[INFO] [stdout] test tests::enums ... ok
[INFO] [stdout] test tests::strings ... ok
[INFO] [stdout] test tests::three_ways ... ok
[INFO] [stdout] test tests::tuples ... ok
[INFO] [stdout] test tests::unsupported ... ok
[INFO] [stdout] test tests::options ... ok
[INFO] [stdout] test tests::scan_macro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - scan (line 153) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7cf9da59c7b2211b11af6201e5196a7a172f9c38bdf29df0788d92d2957329e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7cf9da59c7b2211b11af6201e5196a7a172f9c38bdf29df0788d92d2957329e", kill_on_drop: false }`
[INFO] [stdout] c7cf9da59c7b2211b11af6201e5196a7a172f9c38bdf29df0788d92d2957329e