[INFO] fetching crate rust_demangle 0.1.0...
[INFO] testing rust_demangle-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust_demangle 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rust_demangle 0.1.0 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] removed /workspace/builds/worker-9/source/.cargo/config
[INFO] started tweaking crates.io crate rust_demangle 0.1.0
[INFO] finished tweaking crates.io crate rust_demangle 0.1.0
[INFO] tweaked toml for crates.io crate rust_demangle 0.1.0 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ac5b10c460974b8d0a42025bd817ff9da3f5d6350875aa2807837d460ee1f05
[INFO] running `Command { std: "docker" "start" "-a" "2ac5b10c460974b8d0a42025bd817ff9da3f5d6350875aa2807837d460ee1f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ac5b10c460974b8d0a42025bd817ff9da3f5d6350875aa2807837d460ee1f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac5b10c460974b8d0a42025bd817ff9da3f5d6350875aa2807837d460ee1f05", kill_on_drop: false }`
[INFO] [stdout] 2ac5b10c460974b8d0a42025bd817ff9da3f5d6350875aa2807837d460ee1f05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] ec4b7d402d637c84271638b3ba50ca9f92b1d2bc0667b336d30b06533b0e7b09
[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" "ec4b7d402d637c84271638b3ba50ca9f92b1d2bc0667b336d30b06533b0e7b09", kill_on_drop: false }`
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling pyo3 v0.13.0
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.13.0
[INFO] [stderr]    Compiling ctor v0.1.17
[INFO] [stderr]    Compiling pyo3-macros v0.13.0
[INFO] [stderr]    Compiling rust_demangle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.72s
[INFO] running `Command { std: "docker" "inspect" "ec4b7d402d637c84271638b3ba50ca9f92b1d2bc0667b336d30b06533b0e7b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4b7d402d637c84271638b3ba50ca9f92b1d2bc0667b336d30b06533b0e7b09", kill_on_drop: false }`
[INFO] [stdout] ec4b7d402d637c84271638b3ba50ca9f92b1d2bc0667b336d30b06533b0e7b09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d01f8baaff172b17318afbe58332b9f37b8bcfd1cc7ec62cd8c7bdfe4dcc635a
[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" "d01f8baaff172b17318afbe58332b9f37b8bcfd1cc7ec62cd8c7bdfe4dcc635a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_demangle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "d01f8baaff172b17318afbe58332b9f37b8bcfd1cc7ec62cd8c7bdfe4dcc635a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d01f8baaff172b17318afbe58332b9f37b8bcfd1cc7ec62cd8c7bdfe4dcc635a", kill_on_drop: false }`
[INFO] [stdout] d01f8baaff172b17318afbe58332b9f37b8bcfd1cc7ec62cd8c7bdfe4dcc635a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4b2c692be556927c45321bffbfdda5035981208aafc1889019a20ae806c087aa
[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" "4b2c692be556927c45321bffbfdda5035981208aafc1889019a20ae806c087aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_demangle-9b8527291f69ed1c
[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" "4b2c692be556927c45321bffbfdda5035981208aafc1889019a20ae806c087aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2c692be556927c45321bffbfdda5035981208aafc1889019a20ae806c087aa", kill_on_drop: false }`
[INFO] [stdout] 4b2c692be556927c45321bffbfdda5035981208aafc1889019a20ae806c087aa