[INFO] fetching crate serde_with_macros 1.3.0...
[INFO] testing serde_with_macros-1.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate serde_with_macros 1.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate serde_with_macros 1.3.0 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_with_macros 1.3.0
[INFO] finished tweaking crates.io crate serde_with_macros 1.3.0
[INFO] tweaked toml for crates.io crate serde_with_macros 1.3.0 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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2a1be4aa63e9f6309dcffc12505b2ff655b453a43b2b347ae90bc5e9a40ae84
[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" "b2a1be4aa63e9f6309dcffc12505b2ff655b453a43b2b347ae90bc5e9a40ae84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2a1be4aa63e9f6309dcffc12505b2ff655b453a43b2b347ae90bc5e9a40ae84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a1be4aa63e9f6309dcffc12505b2ff655b453a43b2b347ae90bc5e9a40ae84", kill_on_drop: false }`
[INFO] [stdout] b2a1be4aa63e9f6309dcffc12505b2ff655b453a43b2b347ae90bc5e9a40ae84
[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: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] 6648e1e668db1bca2f6d8412da8dd2f6a115e47ee830386bcd2e582969133d6d
[INFO] running `Command { std: "docker" "start" "-a" "6648e1e668db1bca2f6d8412da8dd2f6a115e47ee830386bcd2e582969133d6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.04s
[INFO] running `Command { std: "docker" "inspect" "6648e1e668db1bca2f6d8412da8dd2f6a115e47ee830386bcd2e582969133d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6648e1e668db1bca2f6d8412da8dd2f6a115e47ee830386bcd2e582969133d6d", kill_on_drop: false }`
[INFO] [stdout] 6648e1e668db1bca2f6d8412da8dd2f6a115e47ee830386bcd2e582969133d6d
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 2f3632537ff7a55fd97f7e15645ccd6d6781c029569d78ce91317c0213207b09
[INFO] running `Command { std: "docker" "start" "-a" "2f3632537ff7a55fd97f7e15645ccd6d6781c029569d78ce91317c0213207b09", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling trybuild v1.0.38
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling version-sync v0.9.1
[INFO] [stderr]    Compiling serde_with_macros v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 36.42s
[INFO] running `Command { std: "docker" "inspect" "2f3632537ff7a55fd97f7e15645ccd6d6781c029569d78ce91317c0213207b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3632537ff7a55fd97f7e15645ccd6d6781c029569d78ce91317c0213207b09", kill_on_drop: false }`
[INFO] [stdout] 2f3632537ff7a55fd97f7e15645ccd6d6781c029569d78ce91317c0213207b09
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5d8f602e3c37b45e4365d375cb4f7690cb868504f55547ac91147e03c981055
[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" "c5d8f602e3c37b45e4365d375cb4f7690cb868504f55547ac91147e03c981055", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_with_macros-e50a405766deda48
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_with_macros
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - derive_deserialize_fromstr (line 706) ... ignored
[INFO] [stdout] test src/lib.rs - derive_serialize_display (line 833) ... ignored
[INFO] [stdout] test src/lib.rs - serde_as (line 390) ... ignored
[INFO] [stdout] test src/lib.rs - serde_as (line 416) ... ignored
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 259) ... ok
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 244) ... ok
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 197) ... ok
[INFO] [stdout] test src/lib.rs - skip_serializing_none (line 216) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5d8f602e3c37b45e4365d375cb4f7690cb868504f55547ac91147e03c981055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5d8f602e3c37b45e4365d375cb4f7690cb868504f55547ac91147e03c981055", kill_on_drop: false }`
[INFO] [stdout] c5d8f602e3c37b45e4365d375cb4f7690cb868504f55547ac91147e03c981055