[INFO] crate certitude 1.1.0 is already in cache
[INFO] testing certitude-1.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate certitude 1.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate certitude 1.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate certitude 1.1.0
[INFO] finished tweaking crates.io crate certitude 1.1.0
[INFO] tweaked toml for crates.io crate certitude 1.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] e6b58ff81e8daceee7d2b3c8a0a7f89f1f4cea009c23978f074db13e2057a27d
[INFO] running `Command { std: "docker" "start" "-a" "e6b58ff81e8daceee7d2b3c8a0a7f89f1f4cea009c23978f074db13e2057a27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6b58ff81e8daceee7d2b3c8a0a7f89f1f4cea009c23978f074db13e2057a27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b58ff81e8daceee7d2b3c8a0a7f89f1f4cea009c23978f074db13e2057a27d", kill_on_drop: false }`
[INFO] [stdout] e6b58ff81e8daceee7d2b3c8a0a7f89f1f4cea009c23978f074db13e2057a27d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96b8eabc7a879d3568d43f1384a874026d7f40ff5e8de2babd7d32dd84ec3f4
[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" "f96b8eabc7a879d3568d43f1384a874026d7f40ff5e8de2babd7d32dd84ec3f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling certitude v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `backend` in this scope
[INFO] [stdout]   --> src/platform.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     backend(encoded_certs, hostname)
[INFO] [stdout]    |     ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `certitude`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f96b8eabc7a879d3568d43f1384a874026d7f40ff5e8de2babd7d32dd84ec3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96b8eabc7a879d3568d43f1384a874026d7f40ff5e8de2babd7d32dd84ec3f4", kill_on_drop: false }`
[INFO] [stdout] f96b8eabc7a879d3568d43f1384a874026d7f40ff5e8de2babd7d32dd84ec3f4