[INFO] fetching crate serde_skip 0.1.0...
[INFO] testing serde_skip-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate serde_skip 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate serde_skip 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_skip 0.1.0
[INFO] finished tweaking crates.io crate serde_skip 0.1.0
[INFO] tweaked toml for crates.io crate serde_skip 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 8acd24a6a59201137e0bc42a6cf1fb5dfc2c88e055d91b3de1ede1ce80782d6f
[INFO] running `Command { std: "docker" "start" "-a" "8acd24a6a59201137e0bc42a6cf1fb5dfc2c88e055d91b3de1ede1ce80782d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8acd24a6a59201137e0bc42a6cf1fb5dfc2c88e055d91b3de1ede1ce80782d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8acd24a6a59201137e0bc42a6cf1fb5dfc2c88e055d91b3de1ede1ce80782d6f", kill_on_drop: false }`
[INFO] [stdout] 8acd24a6a59201137e0bc42a6cf1fb5dfc2c88e055d91b3de1ede1ce80782d6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] ed8a6fb4f4f177b27d2651cd4a34c2aa0381ae382d1973e3eb87b4c22f2a66a3
[INFO] running `Command { std: "docker" "start" "-a" "ed8a6fb4f4f177b27d2651cd4a34c2aa0381ae382d1973e3eb87b4c22f2a66a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_skip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "ed8a6fb4f4f177b27d2651cd4a34c2aa0381ae382d1973e3eb87b4c22f2a66a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8a6fb4f4f177b27d2651cd4a34c2aa0381ae382d1973e3eb87b4c22f2a66a3", kill_on_drop: false }`
[INFO] [stdout] ed8a6fb4f4f177b27d2651cd4a34c2aa0381ae382d1973e3eb87b4c22f2a66a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4061744ca18a6b78c959c34e98cdce766e9d50eb47dc9b7d7dd7e001128c6044
[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" "4061744ca18a6b78c959c34e98cdce766e9d50eb47dc9b7d7dd7e001128c6044", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_skip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "4061744ca18a6b78c959c34e98cdce766e9d50eb47dc9b7d7dd7e001128c6044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4061744ca18a6b78c959c34e98cdce766e9d50eb47dc9b7d7dd7e001128c6044", kill_on_drop: false }`
[INFO] [stdout] 4061744ca18a6b78c959c34e98cdce766e9d50eb47dc9b7d7dd7e001128c6044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0854992dd22deccef2ad7ad3825bb5113721e61d714ff4c467b5bc33146b6ddf
[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" "0854992dd22deccef2ad7ad3825bb5113721e61d714ff4c467b5bc33146b6ddf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_skip-f454356550f71fd0)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-ec9588e1d8fd8106)
[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 serde_skip
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::is_default_on_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0854992dd22deccef2ad7ad3825bb5113721e61d714ff4c467b5bc33146b6ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0854992dd22deccef2ad7ad3825bb5113721e61d714ff4c467b5bc33146b6ddf", kill_on_drop: false }`
[INFO] [stdout] 0854992dd22deccef2ad7ad3825bb5113721e61d714ff4c467b5bc33146b6ddf