[INFO] fetching crate c-certitude 1.1.0...
[INFO] checking c-certitude-1.1.0 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate c-certitude 1.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate c-certitude 1.1.0 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c-certitude 1.1.0
[INFO] removed path dependency certitude from crates.io crate c-certitude 1.1.0
[INFO] finished tweaking crates.io crate c-certitude 1.1.0
[INFO] tweaked toml for crates.io crate c-certitude 1.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] ac9b3b8725f6a10b56456af7aefbd82c8782101fc276fea1f73e867ea03e850e
[INFO] running `Command { std: "docker" "start" "-a" "ac9b3b8725f6a10b56456af7aefbd82c8782101fc276fea1f73e867ea03e850e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac9b3b8725f6a10b56456af7aefbd82c8782101fc276fea1f73e867ea03e850e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac9b3b8725f6a10b56456af7aefbd82c8782101fc276fea1f73e867ea03e850e", kill_on_drop: false }`
[INFO] [stdout] ac9b3b8725f6a10b56456af7aefbd82c8782101fc276fea1f73e867ea03e850e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--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] be95c2c298c626bec69126990eda560a1656619d54588e7c8108b739a76df46d
[INFO] running `Command { std: "docker" "start" "-a" "be95c2c298c626bec69126990eda560a1656619d54588e7c8108b739a76df46d", kill_on_drop: false }`
[INFO] [stderr]     Checking certitude v1.1.0
[INFO] [stdout] error[E0425]: cannot find function `backend` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/certitude-1.1.0/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" "be95c2c298c626bec69126990eda560a1656619d54588e7c8108b739a76df46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be95c2c298c626bec69126990eda560a1656619d54588e7c8108b739a76df46d", kill_on_drop: false }`
[INFO] [stdout] be95c2c298c626bec69126990eda560a1656619d54588e7c8108b739a76df46d