[INFO] fetching crate sentry-core 0.21.0...
[INFO] checking sentry-core-0.21.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate sentry-core 0.21.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sentry-core 0.21.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sentry-core 0.21.0
[INFO] finished tweaking crates.io crate sentry-core 0.21.0
[INFO] tweaked toml for crates.io crate sentry-core 0.21.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] a5c8dc0f06a06eb8f6f2fc0d5adbabc0f7e45b5b9a9f353ddd12073f60500aca
[INFO] running `Command { std: "docker" "start" "-a" "a5c8dc0f06a06eb8f6f2fc0d5adbabc0f7e45b5b9a9f353ddd12073f60500aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5c8dc0f06a06eb8f6f2fc0d5adbabc0f7e45b5b9a9f353ddd12073f60500aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c8dc0f06a06eb8f6f2fc0d5adbabc0f7e45b5b9a9f353ddd12073f60500aca", kill_on_drop: false }`
[INFO] [stdout] a5c8dc0f06a06eb8f6f2fc0d5adbabc0f7e45b5b9a9f353ddd12073f60500aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac378b6901ebeda06f84597e72ce7264ef6e48b71a2609b2348c126f00a7bcf7
[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" "ac378b6901ebeda06f84597e72ce7264ef6e48b71a2609b2348c126f00a7bcf7", kill_on_drop: false }`
[INFO] [stderr]     Checking sentry-core v0.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `anyhow`
[INFO] [stdout]    --> src/error.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |         anyhow::Error::from("NaN".parse::<usize>().unwrap_err())
[INFO] [stdout]     |                 ^^^^^ not found in `anyhow`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use serde::de::Error;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use serde::de::value::Error;
[INFO] [stdout]     |
[INFO] [stdout]       and 7 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `failure`
[INFO] [stdout]    --> src/error.rs:152:18
[INFO] [stdout]     |
[INFO] [stdout] 152 |         failure::Error::from("NaN".parse::<usize>().unwrap_err())
[INFO] [stdout]     |                  ^^^^^ not found in `failure`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use serde::de::Error;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use serde::de::value::Error;
[INFO] [stdout]     |
[INFO] [stdout]       and 7 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sentry-core`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ac378b6901ebeda06f84597e72ce7264ef6e48b71a2609b2348c126f00a7bcf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac378b6901ebeda06f84597e72ce7264ef6e48b71a2609b2348c126f00a7bcf7", kill_on_drop: false }`
[INFO] [stdout] ac378b6901ebeda06f84597e72ce7264ef6e48b71a2609b2348c126f00a7bcf7