[INFO] fetching crate hamt 0.2.0... [INFO] checking hamt-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate hamt 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate hamt 0.2.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hamt 0.2.0 [INFO] finished tweaking crates.io crate hamt 0.2.0 [INFO] tweaked toml for crates.io crate hamt 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 41 packages [INFO] [stderr] Adding aho-corasick v0.5.3 (latest: v1.1.3) [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.4) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding blake2b_simd v0.5.11 (latest: v1.0.2) [INFO] [stderr] Adding constant_time_eq v0.1.5 (latest: v0.3.0) [INFO] [stderr] Adding dirs v1.0.5 (latest: v5.0.1) [INFO] [stderr] Adding env_logger v0.3.5 (latest: v0.11.3) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding memchr v0.1.11 (latest: v2.7.2) [INFO] [stderr] Adding quickcheck v0.2.27 (latest: v1.0.3) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding redox_users v0.3.5 (latest: v0.4.5) [INFO] [stderr] Adding regex v0.1.80 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.3.9 (latest: v0.8.3) [INFO] [stderr] Adding rust-argon2 v0.8.3 (latest: v2.1.0) [INFO] [stderr] Adding term v0.5.2 (latest: v0.7.0) [INFO] [stderr] Adding thread-id v2.0.0 (latest: v4.2.1) [INFO] [stderr] Adding thread_local v0.2.7 (latest: v1.1.8) [INFO] [stderr] Adding utf8-ranges v0.1.3 (latest: v1.0.5) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.2.27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c133410edf7e2883b0af4406aa5193687a809da2ef7436e0e7df395ebebaac5 [INFO] running `Command { std: "docker" "start" "-a" "5c133410edf7e2883b0af4406aa5193687a809da2ef7436e0e7df395ebebaac5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c133410edf7e2883b0af4406aa5193687a809da2ef7436e0e7df395ebebaac5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c133410edf7e2883b0af4406aa5193687a809da2ef7436e0e7df395ebebaac5", kill_on_drop: false }` [INFO] [stdout] 5c133410edf7e2883b0af4406aa5193687a809da2ef7436e0e7df395ebebaac5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0430bca8f7d635b80b93a13822270094e998a3bfa9b11d557dd61b3e05e1f156 [INFO] running `Command { std: "docker" "start" "-a" "0430bca8f7d635b80b93a13822270094e998a3bfa9b11d557dd61b3e05e1f156", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking hamt v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | use std::hash::SipHasher; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:390:22 [INFO] [stdout] | [INFO] [stdout] 390 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:446:22 [INFO] [stdout] | [INFO] [stdout] 446 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:500:22 [INFO] [stdout] | [INFO] [stdout] 500 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:599:22 [INFO] [stdout] | [INFO] [stdout] 599 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:390:33 [INFO] [stdout] | [INFO] [stdout] 390 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:446:33 [INFO] [stdout] | [INFO] [stdout] 446 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:500:33 [INFO] [stdout] | [INFO] [stdout] 500 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:599:33 [INFO] [stdout] | [INFO] [stdout] 599 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:308:30 [INFO] [stdout] | [INFO] [stdout] 308 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:321:30 [INFO] [stdout] | [INFO] [stdout] 321 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:331:30 [INFO] [stdout] | [INFO] [stdout] 331 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking quickcheck v0.2.27 [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | use std::hash::SipHasher; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:390:22 [INFO] [stdout] | [INFO] [stdout] 390 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:446:22 [INFO] [stdout] | [INFO] [stdout] 446 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:500:22 [INFO] [stdout] | [INFO] [stdout] 500 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:599:22 [INFO] [stdout] | [INFO] [stdout] 599 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:390:33 [INFO] [stdout] | [INFO] [stdout] 390 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:446:33 [INFO] [stdout] | [INFO] [stdout] 446 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:500:33 [INFO] [stdout] | [INFO] [stdout] 500 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:599:33 [INFO] [stdout] | [INFO] [stdout] 599 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:308:30 [INFO] [stdout] | [INFO] [stdout] 308 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:321:30 [INFO] [stdout] | [INFO] [stdout] 321 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:331:30 [INFO] [stdout] | [INFO] [stdout] 331 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s [INFO] running `Command { std: "docker" "inspect" "0430bca8f7d635b80b93a13822270094e998a3bfa9b11d557dd61b3e05e1f156", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0430bca8f7d635b80b93a13822270094e998a3bfa9b11d557dd61b3e05e1f156", kill_on_drop: false }` [INFO] [stdout] 0430bca8f7d635b80b93a13822270094e998a3bfa9b11d557dd61b3e05e1f156 [INFO] checking hamt-0.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate hamt 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate hamt 0.2.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hamt 0.2.0 [INFO] finished tweaking crates.io crate hamt 0.2.0 [INFO] tweaked toml for crates.io crate hamt 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8bec4e6e458a05e77e5f5722c2a2c1b5893406094399efb9f4683f183244cd0 [INFO] running `Command { std: "docker" "start" "-a" "d8bec4e6e458a05e77e5f5722c2a2c1b5893406094399efb9f4683f183244cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8bec4e6e458a05e77e5f5722c2a2c1b5893406094399efb9f4683f183244cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8bec4e6e458a05e77e5f5722c2a2c1b5893406094399efb9f4683f183244cd0", kill_on_drop: false }` [INFO] [stdout] d8bec4e6e458a05e77e5f5722c2a2c1b5893406094399efb9f4683f183244cd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8f13c66ad2c0fa0d3f7cff7b16661a130cd9cf9a1f729057fb849eb38b32cac [INFO] running `Command { std: "docker" "start" "-a" "d8f13c66ad2c0fa0d3f7cff7b16661a130cd9cf9a1f729057fb849eb38b32cac", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking hamt v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking log v0.3.9 [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | use std::hash::SipHasher; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:390:22 [INFO] [stdout] | [INFO] [stdout] 390 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:446:22 [INFO] [stdout] | [INFO] [stdout] 446 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:500:22 [INFO] [stdout] | [INFO] [stdout] 500 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:599:22 [INFO] [stdout] | [INFO] [stdout] 599 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:390:33 [INFO] [stdout] | [INFO] [stdout] 390 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:446:33 [INFO] [stdout] | [INFO] [stdout] 446 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:500:33 [INFO] [stdout] | [INFO] [stdout] 500 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:599:33 [INFO] [stdout] | [INFO] [stdout] 599 | let mut sh = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:308:30 [INFO] [stdout] | [INFO] [stdout] 308 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:321:30 [INFO] [stdout] | [INFO] [stdout] 321 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:331:30 [INFO] [stdout] | [INFO] [stdout] 331 | let mut vs_prime = vs.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(K, V)]` does not implement `Clone`, so calling `clone` on `&[(K, V)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.80/src/exec.rs:726:13 [INFO] [stdout] | [INFO] [stdout] 726 | / match dfa::Fsm::reverse( [INFO] [stdout] 727 | | &self.ro.dfa_reverse, [INFO] [stdout] 728 | | &self.cache, [INFO] [stdout] 729 | | false, [INFO] [stdout] ... | [INFO] [stdout] 736 | | Quit => return Some(Quit), [INFO] [stdout] 737 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "d8f13c66ad2c0fa0d3f7cff7b16661a130cd9cf9a1f729057fb849eb38b32cac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8f13c66ad2c0fa0d3f7cff7b16661a130cd9cf9a1f729057fb849eb38b32cac", kill_on_drop: false }` [INFO] [stdout] d8f13c66ad2c0fa0d3f7cff7b16661a130cd9cf9a1f729057fb849eb38b32cac