[INFO] fetching crate jvm-hprof 0.1.0...
[INFO] testing jvm-hprof-0.1.0 against 1.52.1 for beta-1.52-2
[INFO] extracting crate jvm-hprof 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jvm-hprof 0.1.0 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jvm-hprof 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate jvm-hprof 0.1.0
[INFO] tweaked toml for crates.io crate jvm-hprof 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate jvm-hprof 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e1b7b5e0651acd40424df842a131f78dc5ed5a8ae4d6e831e4a324316f4518a
[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" "5e1b7b5e0651acd40424df842a131f78dc5ed5a8ae4d6e831e4a324316f4518a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e1b7b5e0651acd40424df842a131f78dc5ed5a8ae4d6e831e4a324316f4518a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e1b7b5e0651acd40424df842a131f78dc5ed5a8ae4d6e831e4a324316f4518a", kill_on_drop: false }`
[INFO] [stdout] 5e1b7b5e0651acd40424df842a131f78dc5ed5a8ae4d6e831e4a324316f4518a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 862aaa27a380682b3cb1451feb86f4af7cc90e330e20d9d542a24e0e5bf0067e
[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" "862aaa27a380682b3cb1451feb86f4af7cc90e330e20d9d542a24e0e5bf0067e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling jvm-hprof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.92s
[INFO] running `Command { std: "docker" "inspect" "862aaa27a380682b3cb1451feb86f4af7cc90e330e20d9d542a24e0e5bf0067e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862aaa27a380682b3cb1451feb86f4af7cc90e330e20d9d542a24e0e5bf0067e", kill_on_drop: false }`
[INFO] [stdout] 862aaa27a380682b3cb1451feb86f4af7cc90e330e20d9d542a24e0e5bf0067e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] cdcab10c8f848f9929398b8dee79ab7c31dc8192bc5b86c4cc028aeae2953f82
[INFO] running `Command { std: "docker" "start" "-a" "cdcab10c8f848f9929398b8dee79ab7c31dc8192bc5b86c4cc028aeae2953f82", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling lmdb-rkv-sys v0.11.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling escaper v0.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.1
[INFO] [stderr]    Compiling lmdb-rkv v0.14.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling jvm-hprof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 45.31s
[INFO] running `Command { std: "docker" "inspect" "cdcab10c8f848f9929398b8dee79ab7c31dc8192bc5b86c4cc028aeae2953f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcab10c8f848f9929398b8dee79ab7c31dc8192bc5b86c4cc028aeae2953f82", kill_on_drop: false }`
[INFO] [stdout] cdcab10c8f848f9929398b8dee79ab7c31dc8192bc5b86c4cc028aeae2953f82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d74b01e0da67504b60a6e149b33b5008efdd05802e8c72b7e68613deea93c28f
[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" "d74b01e0da67504b60a6e149b33b5008efdd05802e8c72b7e68613deea93c28f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jvm_hprof-382ef63e5e053f4b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jvm-hprof
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/heap_dump.rs - heap_dump::Instance::fields (line 470) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - Record (line 284) ... ok
[INFO] [stdout] test src/heap_dump.rs - heap_dump::Instance::fields (line 470) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d74b01e0da67504b60a6e149b33b5008efdd05802e8c72b7e68613deea93c28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74b01e0da67504b60a6e149b33b5008efdd05802e8c72b7e68613deea93c28f", kill_on_drop: false }`
[INFO] [stdout] d74b01e0da67504b60a6e149b33b5008efdd05802e8c72b7e68613deea93c28f