[INFO] fetching crate dangerous 0.9.0... [INFO] checking dangerous-0.9.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate dangerous 0.9.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate dangerous 0.9.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dangerous 0.9.0 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate dangerous 0.9.0 [INFO] tweaked toml for crates.io crate dangerous 0.9.0 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate crates.io crate dangerous 0.9.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b1b80ced1a4de1bdc7c87bcc06471a409bcb07d311428272069790ab27364f8 [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" "5b1b80ced1a4de1bdc7c87bcc06471a409bcb07d311428272069790ab27364f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b1b80ced1a4de1bdc7c87bcc06471a409bcb07d311428272069790ab27364f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b1b80ced1a4de1bdc7c87bcc06471a409bcb07d311428272069790ab27364f8", kill_on_drop: false }` [INFO] [stdout] 5b1b80ced1a4de1bdc7c87bcc06471a409bcb07d311428272069790ab27364f8 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 8d048c10185bb398f6dea05ca3ba4d68dd158059ef94fc9cb6ac642f3f48985a [INFO] running `Command { std: "docker" "start" "-a" "8d048c10185bb398f6dea05ca3ba4d68dd158059ef94fc9cb6ac642f3f48985a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking bytecount v0.6.0 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling nom v6.1.0 [INFO] [stderr] Checking bitvec v0.19.4 [INFO] [stderr] Checking dangerous v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead [INFO] [stdout] --> src/lib.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | rustdoc, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deny(rust_2018_idioms) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 44 | future_incompatible [INFO] [stdout] | ------------------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 50 | rust_2018_idioms, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forbidden_lint_groups)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deny(rust_2018_idioms) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 44 | future_incompatible [INFO] [stdout] | ------------------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 50 | rust_2018_idioms, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking colored-diff v0.2.2 [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling zc-derive v0.4.0 [INFO] [stderr] Checking zc v0.4.0 [INFO] [stderr] Checking imap-proto v0.12.2 [INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead [INFO] [stdout] --> src/lib.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | rustdoc, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deny(rust_2018_idioms) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 44 | future_incompatible [INFO] [stdout] | ------------------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 50 | rust_2018_idioms, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forbidden_lint_groups)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deny(rust_2018_idioms) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 44 | future_incompatible [INFO] [stdout] | ------------------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 50 | rust_2018_idioms, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #81670 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test_reader.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let c = Any::downcast_ref::(c.operation().as_any()); [INFO] [stdout] | ^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.33s [INFO] running `Command { std: "docker" "inspect" "8d048c10185bb398f6dea05ca3ba4d68dd158059ef94fc9cb6ac642f3f48985a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d048c10185bb398f6dea05ca3ba4d68dd158059ef94fc9cb6ac642f3f48985a", kill_on_drop: false }` [INFO] [stdout] 8d048c10185bb398f6dea05ca3ba4d68dd158059ef94fc9cb6ac642f3f48985a