[INFO] fetching crate atomicbox 0.4.0... [INFO] checking atomicbox-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate atomicbox 0.4.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate atomicbox 0.4.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate atomicbox 0.4.0 [INFO] finished tweaking crates.io crate atomicbox 0.4.0 [INFO] tweaked toml for crates.io crate atomicbox 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 55 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding compiletest_rs v0.7.1 (latest: v0.10.2) [INFO] [stderr] Adding miow v0.3.7 (latest: v0.6.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding rustfix v0.5.1 (latest: v0.8.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libredox v0.1.3 [INFO] [stderr] Downloaded getopts v0.2.21 [INFO] [stderr] Downloaded redox_users v0.4.5 [INFO] [stderr] Downloaded rustfix v0.5.1 [INFO] [stderr] Downloaded tester v0.9.1 [INFO] [stderr] Downloaded miow v0.3.7 [INFO] [stderr] Downloaded compiletest_rs v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b2918dba4019bd95b99a90adec64ca8c219343a5a53eb62eaa769b5c678715f [INFO] running `Command { std: "docker" "start" "-a" "7b2918dba4019bd95b99a90adec64ca8c219343a5a53eb62eaa769b5c678715f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b2918dba4019bd95b99a90adec64ca8c219343a5a53eb62eaa769b5c678715f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b2918dba4019bd95b99a90adec64ca8c219343a5a53eb62eaa769b5c678715f", kill_on_drop: false }` [INFO] [stdout] 7b2918dba4019bd95b99a90adec64ca8c219343a5a53eb62eaa769b5c678715f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48db9d406b831fe1c3dec4f9cff628fc4cb5142b49c9b7202501e9495d80ed26 [INFO] running `Command { std: "docker" "start" "-a" "48db9d406b831fe1c3dec4f9cff628fc4cb5142b49c9b7202501e9495d80ed26", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Compiling compiletest_rs v0.7.1 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking atomicbox v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/atomic_box.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | Box::from_raw(last_ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 166 | let _ = Box::from_raw(last_ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking tester v0.9.1 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking rustfix v0.5.1 [INFO] [stdout] warning: the item `Ordering` is imported redundantly [INFO] [stdout] --> src/atomic_box.rs:197:9 [INFO] [stdout] | [INFO] [stdout] 196 | use super::*; [INFO] [stdout] | -------- the item `Ordering` is already imported here [INFO] [stdout] 197 | use core::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> src/atomic_option_box.rs:263:25 [INFO] [stdout] | [INFO] [stdout] 263 | use alloc::{format, string::String}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ordering` is imported redundantly [INFO] [stdout] --> src/atomic_option_box.rs:264:9 [INFO] [stdout] | [INFO] [stdout] 262 | use super::*; [INFO] [stdout] | -------- the item `Ordering` is already imported here [INFO] [stdout] 263 | use alloc::{format, string::String}; [INFO] [stdout] 264 | use core::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::boxed::Box::::from_raw` that must be used [INFO] [stdout] --> src/atomic_box.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | Box::from_raw(last_ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 166 | let _ = Box::from_raw(last_ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.11s [INFO] running `Command { std: "docker" "inspect" "48db9d406b831fe1c3dec4f9cff628fc4cb5142b49c9b7202501e9495d80ed26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48db9d406b831fe1c3dec4f9cff628fc4cb5142b49c9b7202501e9495d80ed26", kill_on_drop: false }` [INFO] [stdout] 48db9d406b831fe1c3dec4f9cff628fc4cb5142b49c9b7202501e9495d80ed26