[INFO] fetching crate jellyfish-merkle 0.0.0...
[INFO] testing jellyfish-merkle-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate jellyfish-merkle 0.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate jellyfish-merkle 0.0.0 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 jellyfish-merkle 0.0.0
[INFO] finished tweaking crates.io crate jellyfish-merkle 0.0.0
[INFO] tweaked toml for crates.io crate jellyfish-merkle 0.0.0 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 80f9efe219cb7027be090c8e997f31b1318def25d6eae58324ced163810f9198
[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" "80f9efe219cb7027be090c8e997f31b1318def25d6eae58324ced163810f9198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f9efe219cb7027be090c8e997f31b1318def25d6eae58324ced163810f9198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f9efe219cb7027be090c8e997f31b1318def25d6eae58324ced163810f9198", kill_on_drop: false }`
[INFO] [stdout] 80f9efe219cb7027be090c8e997f31b1318def25d6eae58324ced163810f9198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] c095af541e3f9f4fdb3fdbc01ac0d287e76751df58cb35ca2a1b9960f5df4ba6
[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" "c095af541e3f9f4fdb3fdbc01ac0d287e76751df58cb35ca2a1b9960f5df4ba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling jellyfish-merkle v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "c095af541e3f9f4fdb3fdbc01ac0d287e76751df58cb35ca2a1b9960f5df4ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c095af541e3f9f4fdb3fdbc01ac0d287e76751df58cb35ca2a1b9960f5df4ba6", kill_on_drop: false }`
[INFO] [stdout] c095af541e3f9f4fdb3fdbc01ac0d287e76751df58cb35ca2a1b9960f5df4ba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b55f469f2f0c00818b742068810c1b510400f4987ccd2fe6c125bf4a919c6a34
[INFO] running `Command { std: "docker" "start" "-a" "b55f469f2f0c00818b742068810c1b510400f4987ccd2fe6c125bf4a919c6a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling jellyfish-merkle v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "b55f469f2f0c00818b742068810c1b510400f4987ccd2fe6c125bf4a919c6a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b55f469f2f0c00818b742068810c1b510400f4987ccd2fe6c125bf4a919c6a34", kill_on_drop: false }`
[INFO] [stdout] b55f469f2f0c00818b742068810c1b510400f4987ccd2fe6c125bf4a919c6a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfd45139682fa39fdb0273217e04a6ff89602b075d8a7539baf4416ba4251594
[INFO] running `Command { std: "docker" "start" "-a" "dfd45139682fa39fdb0273217e04a6ff89602b075d8a7539baf4416ba4251594", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jellyfish_merkle-500d036f0bd835bf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jellyfish-merkle
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dfd45139682fa39fdb0273217e04a6ff89602b075d8a7539baf4416ba4251594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd45139682fa39fdb0273217e04a6ff89602b075d8a7539baf4416ba4251594", kill_on_drop: false }`
[INFO] [stdout] dfd45139682fa39fdb0273217e04a6ff89602b075d8a7539baf4416ba4251594