[INFO] fetching crate probabilistic_data_structures 0.1.0... [INFO] checking probabilistic_data_structures-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate probabilistic_data_structures 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate probabilistic_data_structures 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-6/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded console v0.7.7 [INFO] [stderr] Downloaded ctor v0.1.15 [INFO] [stderr] Downloaded better-panic v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0449dd2ce34846ea92a27174f3d124312fcb84b114d837d083482cddc5e8c006 [INFO] running `Command { std: "docker" "start" "-a" "0449dd2ce34846ea92a27174f3d124312fcb84b114d837d083482cddc5e8c006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0449dd2ce34846ea92a27174f3d124312fcb84b114d837d083482cddc5e8c006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0449dd2ce34846ea92a27174f3d124312fcb84b114d837d083482cddc5e8c006", kill_on_drop: false }` [INFO] [stdout] 0449dd2ce34846ea92a27174f3d124312fcb84b114d837d083482cddc5e8c006 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3bee2965847961ecdce957b86afdc9e0a2f2f67e7a357f204573dd78d5c5798 [INFO] running `Command { std: "docker" "start" "-a" "f3bee2965847961ecdce957b86afdc9e0a2f2f67e7a357f204573dd78d5c5798", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking instant v0.1.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling backtrace-sys v0.1.37 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v0.6.13 [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 backtrace v0.3.50 [INFO] [stderr] Checking chrono v0.4.15 [INFO] [stderr] Checking better-panic v0.1.2 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking structopt v0.2.18 [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` due to 2 previous errors [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" "f3bee2965847961ecdce957b86afdc9e0a2f2f67e7a357f204573dd78d5c5798", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3bee2965847961ecdce957b86afdc9e0a2f2f67e7a357f204573dd78d5c5798", kill_on_drop: false }` [INFO] [stdout] f3bee2965847961ecdce957b86afdc9e0a2f2f67e7a357f204573dd78d5c5798