[INFO] fetching crate ergo-lib-c-core 0.4.2...
[INFO] testing ergo-lib-c-core-0.4.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ergo-lib-c-core 0.4.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ergo-lib-c-core 0.4.2 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 ergo-lib-c-core 0.4.2
[INFO] finished tweaking crates.io crate ergo-lib-c-core 0.4.2
[INFO] tweaked toml for crates.io crate ergo-lib-c-core 0.4.2 written to /workspace/builds/worker-6/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-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 372cbd81ab3cccc46da83ee36aeb3d41837d43e80d7235ca7e99607c81c728bf
[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" "372cbd81ab3cccc46da83ee36aeb3d41837d43e80d7235ca7e99607c81c728bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "372cbd81ab3cccc46da83ee36aeb3d41837d43e80d7235ca7e99607c81c728bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372cbd81ab3cccc46da83ee36aeb3d41837d43e80d7235ca7e99607c81c728bf", kill_on_drop: false }`
[INFO] [stdout] 372cbd81ab3cccc46da83ee36aeb3d41837d43e80d7235ca7e99607c81c728bf
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b4a4932c9fd15c2e27b7d750592c1af2fa723ddf62ff4f6438185bc7a0bc71c
[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" "6b4a4932c9fd15c2e27b7d750592c1af2fa723ddf62ff4f6438185bc7a0bc71c", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-oid v0.1.0
[INFO] [stderr]    Compiling base16 v0.2.1
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling elliptic-curve v0.5.0
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling k256 v0.4.2
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling sigma-ser v0.1.0
[INFO] [stderr]    Compiling ergo-lib v0.4.2
[INFO] [stderr]    Compiling ergo-lib-c-core v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.84s
[INFO] running `Command { std: "docker" "inspect" "6b4a4932c9fd15c2e27b7d750592c1af2fa723ddf62ff4f6438185bc7a0bc71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4a4932c9fd15c2e27b7d750592c1af2fa723ddf62ff4f6438185bc7a0bc71c", kill_on_drop: false }`
[INFO] [stdout] 6b4a4932c9fd15c2e27b7d750592c1af2fa723ddf62ff4f6438185bc7a0bc71c
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebea5f2076c83dbb0a7fad7317d6c45a6e6d0e909fd311f7ae67a780d6b803ab
[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" "ebea5f2076c83dbb0a7fad7317d6c45a6e6d0e909fd311f7ae67a780d6b803ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling ergo-lib-c-core v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "ebea5f2076c83dbb0a7fad7317d6c45a6e6d0e909fd311f7ae67a780d6b803ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebea5f2076c83dbb0a7fad7317d6c45a6e6d0e909fd311f7ae67a780d6b803ab", kill_on_drop: false }`
[INFO] [stdout] ebea5f2076c83dbb0a7fad7317d6c45a6e6d0e909fd311f7ae67a780d6b803ab
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9c22f3c64d04ccb88061f7206b1443c47a5c3d88fa09ce126e6f6116e1eecb1
[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" "f9c22f3c64d04ccb88061f7206b1443c47a5c3d88fa09ce126e6f6116e1eecb1", 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/ergo_lib_c_core-7d78c275665d42f6
[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] [stderr]    Doc-tests ergo-lib-c-core
[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" "f9c22f3c64d04ccb88061f7206b1443c47a5c3d88fa09ce126e6f6116e1eecb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c22f3c64d04ccb88061f7206b1443c47a5c3d88fa09ce126e6f6116e1eecb1", kill_on_drop: false }`
[INFO] [stdout] f9c22f3c64d04ccb88061f7206b1443c47a5c3d88fa09ce126e6f6116e1eecb1