[INFO] fetching crate hashbrown_tstd 0.7.1...
[INFO] testing hashbrown_tstd-0.7.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate hashbrown_tstd 0.7.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hashbrown_tstd 0.7.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashbrown_tstd 0.7.1
[INFO] finished tweaking crates.io crate hashbrown_tstd 0.7.1
[INFO] tweaked toml for crates.io crate hashbrown_tstd 0.7.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c733872ff02df639da4867e90274e232cb4d8e62ac7ccab2d842fc651e81076
[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" "2c733872ff02df639da4867e90274e232cb4d8e62ac7ccab2d842fc651e81076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c733872ff02df639da4867e90274e232cb4d8e62ac7ccab2d842fc651e81076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c733872ff02df639da4867e90274e232cb4d8e62ac7ccab2d842fc651e81076", kill_on_drop: false }`
[INFO] [stdout] 2c733872ff02df639da4867e90274e232cb4d8e62ac7ccab2d842fc651e81076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d5d2edb9e86c5803c587bcbd6512afd7c37697d8f7151f4fbc6348a249d0517
[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" "7d5d2edb9e86c5803c587bcbd6512afd7c37697d8f7151f4fbc6348a249d0517", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown_tstd v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling const-random-macro v0.1.12
[INFO] [stderr]    Compiling const-random v0.1.12
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "7d5d2edb9e86c5803c587bcbd6512afd7c37697d8f7151f4fbc6348a249d0517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5d2edb9e86c5803c587bcbd6512afd7c37697d8f7151f4fbc6348a249d0517", kill_on_drop: false }`
[INFO] [stdout] 7d5d2edb9e86c5803c587bcbd6512afd7c37697d8f7151f4fbc6348a249d0517
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d37e42939bf25673d69392576f882e605e171ea47a99d33599c107a65c08ce0
[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" "1d37e42939bf25673d69392576f882e605e171ea47a99d33599c107a65c08ce0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling serde_test v1.0.117
[INFO] [stderr]    Compiling hashbrown_tstd v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `hashbrown`
[INFO] [stdout]  --> tests/set.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hashbrown::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `hashbrown`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashbrown_tstd`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `hashbrown`
[INFO] [stdout]  --> tests/hasher.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hashbrown::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `hashbrown`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hashbrown`
[INFO] [stdout]   --> tests/hasher.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     check::<hashbrown::hash_map::DefaultHashBuilder>();
[INFO] [stdout]    |             ^^^^^^^^^ use of undeclared crate or module `hashbrown`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1d37e42939bf25673d69392576f882e605e171ea47a99d33599c107a65c08ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d37e42939bf25673d69392576f882e605e171ea47a99d33599c107a65c08ce0", kill_on_drop: false }`
[INFO] [stdout] 1d37e42939bf25673d69392576f882e605e171ea47a99d33599c107a65c08ce0