[INFO] fetching crate convey 0.2.0... [INFO] checking convey-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate convey 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate convey 0.2.0 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 convey 0.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate convey 0.2.0 [INFO] tweaked toml for crates.io crate convey 0.2.0 written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 116 packages [INFO] [stderr] Adding assert_fs v0.10.1 (latest: v1.1.1) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.3.9 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.19) [INFO] [stderr] Adding float-cmp v0.8.0 (latest: v0.9.0) [INFO] [stderr] Adding globwalk v0.5.0 (latest: v0.9.1) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding predicates v1.0.8 (latest: v3.1.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding proptest v0.8.7 (latest: v1.4.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [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 rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding rusty-fork v0.2.2 (latest: v0.3.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding structopt v0.2.18 (latest: v0.3.26) [INFO] [stderr] Adding structopt-derive v0.2.18 (latest: v0.4.18) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [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 autocfg v0.1.8 [INFO] [stderr] Downloaded structopt-derive v0.2.18 [INFO] [stderr] Downloaded predicates v1.0.8 [INFO] [stderr] Downloaded convey_derive v0.2.0 [INFO] [stderr] Downloaded globset v0.4.14 [INFO] [stderr] Downloaded assert_fs v0.10.1 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded float-cmp v0.8.0 [INFO] [stderr] Downloaded ignore v0.4.22 [INFO] [stderr] Downloaded crossbeam-channel v0.3.9 [INFO] [stderr] Downloaded difference v2.0.0 [INFO] [stderr] Downloaded bstr v1.9.1 [INFO] [stderr] Downloaded syn v0.15.44 [INFO] [stderr] Downloaded rand v0.5.6 [INFO] [stderr] Downloaded proptest v0.8.7 [INFO] [stderr] Downloaded rusty-fork v0.2.2 [INFO] [stderr] Downloaded structopt v0.2.18 [INFO] [stderr] Downloaded globwalk v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2dab66c5eb9ef371293e5ba59d5627e533aae5882d58e9a38cf0c62984ac9953 [INFO] running `Command { std: "docker" "start" "-a" "2dab66c5eb9ef371293e5ba59d5627e533aae5882d58e9a38cf0c62984ac9953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2dab66c5eb9ef371293e5ba59d5627e533aae5882d58e9a38cf0c62984ac9953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dab66c5eb9ef371293e5ba59d5627e533aae5882d58e9a38cf0c62984ac9953", kill_on_drop: false }` [INFO] [stdout] 2dab66c5eb9ef371293e5ba59d5627e533aae5882d58e9a38cf0c62984ac9953 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fc5e04fd3f8160f095de2078e94401e21fa8a975896eb429da4ff32636aeef9c [INFO] running `Command { std: "docker" "start" "-a" "fc5e04fd3f8160f095de2078e94401e21fa8a975896eb429da4ff32636aeef9c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking bstr v1.9.1 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking globset v0.4.14 [INFO] [stderr] Checking ignore v0.4.22 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking predicates v1.0.8 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking globwalk v0.5.0 [INFO] [stderr] Checking rusty-fork v0.2.2 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking assert_fs v0.10.1 [INFO] [stderr] Compiling convey_derive v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking proptest v0.8.7 [INFO] [stderr] Checking convey v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `convey` is imported redundantly [INFO] [stdout] --> examples/concurrent.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use convey; [INFO] [stdout] | ^^^^^^ the item `convey` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> examples/concurrent.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use failure; [INFO] [stdout] | ^^^^^^^ the item `failure` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `convey` is imported redundantly [INFO] [stdout] --> examples/derive.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use convey; [INFO] [stdout] | ^^^^^^ the item `convey` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> examples/derive.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use failure; [INFO] [stdout] | ^^^^^^^ the item `failure` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> examples/custom.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ the item `failure` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> examples/cli.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ the item `failure` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.93s [INFO] running `Command { std: "docker" "inspect" "fc5e04fd3f8160f095de2078e94401e21fa8a975896eb429da4ff32636aeef9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc5e04fd3f8160f095de2078e94401e21fa8a975896eb429da4ff32636aeef9c", kill_on_drop: false }` [INFO] [stdout] fc5e04fd3f8160f095de2078e94401e21fa8a975896eb429da4ff32636aeef9c