[INFO] fetching crate probabilistic_data_structures 0.1.0... [INFO] checking probabilistic_data_structures-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] extracting crate probabilistic_data_structures 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate probabilistic_data_structures 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate probabilistic_data_structures 0.1.0 [INFO] finished tweaking crates.io crate probabilistic_data_structures 0.1.0 [INFO] tweaked toml for crates.io crate probabilistic_data_structures 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate probabilistic_data_structures 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c53c38a3df617ec838b6e3f571bb4151bc6530bed1187c4dac99f0f7cadf7012 [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" "c53c38a3df617ec838b6e3f571bb4151bc6530bed1187c4dac99f0f7cadf7012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c53c38a3df617ec838b6e3f571bb4151bc6530bed1187c4dac99f0f7cadf7012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c53c38a3df617ec838b6e3f571bb4151bc6530bed1187c4dac99f0f7cadf7012", kill_on_drop: false }` [INFO] [stdout] c53c38a3df617ec838b6e3f571bb4151bc6530bed1187c4dac99f0f7cadf7012 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c8afd75500235e3878fa1998df76efe81ffc669867d020b53024179129bc980 [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" "0c8afd75500235e3878fa1998df76efe81ffc669867d020b53024179129bc980", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking instant v0.1.6 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling backtrace-sys v0.1.37 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking chrono v0.4.15 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking console v0.7.7 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking dialoguer v0.4.0 [INFO] [stderr] Checking better-panic v0.1.2 [INFO] [stderr] Checking probabilistic_data_structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0038]: the trait `BuildHasher` cannot be made into an object [INFO] [stdout] --> src/pcsa/pcsa.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | pub hasher: Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `BuildHasher` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit [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 E0038`. [INFO] [stdout] [INFO] [stderr] error: could not compile `probabilistic_data_structures` [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[E0038]: the trait `BuildHasher` cannot be made into an object [INFO] [stdout] --> src/pcsa/pcsa.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | pub hasher: Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `BuildHasher` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit [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 E0038`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "0c8afd75500235e3878fa1998df76efe81ffc669867d020b53024179129bc980", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c8afd75500235e3878fa1998df76efe81ffc669867d020b53024179129bc980", kill_on_drop: false }` [INFO] [stdout] 0c8afd75500235e3878fa1998df76efe81ffc669867d020b53024179129bc980