[INFO] fetching crate olio 1.4.0... [INFO] checking olio-1.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate olio 1.4.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate olio 1.4.0 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 olio 1.4.0 [INFO] finished tweaking crates.io crate olio 1.4.0 [INFO] tweaked toml for crates.io crate olio 1.4.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 19 packages [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding remove_dir_all v0.5.2 (latest: v0.8.2) [INFO] [stderr] Adding tempfile v3.1.0 (latest: v3.10.1) [INFO] [stderr] Adding wasi v0.9.0+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] Downloading crates ... [INFO] [stderr] Downloaded memmap v0.7.0 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2db0a7dd9b8bd7dec0a3dcf3c386b6a847cee5895055c8537b1b9aeaefac4821 [INFO] running `Command { std: "docker" "start" "-a" "2db0a7dd9b8bd7dec0a3dcf3c386b6a847cee5895055c8537b1b9aeaefac4821", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2db0a7dd9b8bd7dec0a3dcf3c386b6a847cee5895055c8537b1b9aeaefac4821", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2db0a7dd9b8bd7dec0a3dcf3c386b6a847cee5895055c8537b1b9aeaefac4821", kill_on_drop: false }` [INFO] [stdout] 2db0a7dd9b8bd7dec0a3dcf3c386b6a847cee5895055c8537b1b9aeaefac4821 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44cefb780bdd586106d168cc79b5088ef1d5c62fa06b62c20e65eb8f983a2ae8 [INFO] running `Command { std: "docker" "start" "-a" "44cefb780bdd586106d168cc79b5088ef1d5c62fa06b62c20e65eb8f983a2ae8", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling olio v1.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/mem/handle.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(unix)] use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/fs/read.rs:382:9 [INFO] [stdout] | [INFO] [stdout] 382 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 388 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/fs/read.rs:383:30 [INFO] [stdout] | [INFO] [stdout] 383 | use std::io::{BufReader, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 388 | use super::*; [INFO] [stdout] | -------- the item `Read` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/mem/handle.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(unix)] use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `Command { std: "docker" "inspect" "44cefb780bdd586106d168cc79b5088ef1d5c62fa06b62c20e65eb8f983a2ae8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44cefb780bdd586106d168cc79b5088ef1d5c62fa06b62c20e65eb8f983a2ae8", kill_on_drop: false }` [INFO] [stdout] 44cefb780bdd586106d168cc79b5088ef1d5c62fa06b62c20e65eb8f983a2ae8 [INFO] checking olio-1.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate olio 1.4.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate olio 1.4.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate olio 1.4.0 [INFO] finished tweaking crates.io crate olio 1.4.0 [INFO] tweaked toml for crates.io crate olio 1.4.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e8d0aedbbdc44979a1fefbee22dddcdd90cfd7232dc7e0b2f0e7d6f9c63b7a9b [INFO] running `Command { std: "docker" "start" "-a" "e8d0aedbbdc44979a1fefbee22dddcdd90cfd7232dc7e0b2f0e7d6f9c63b7a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e8d0aedbbdc44979a1fefbee22dddcdd90cfd7232dc7e0b2f0e7d6f9c63b7a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8d0aedbbdc44979a1fefbee22dddcdd90cfd7232dc7e0b2f0e7d6f9c63b7a9b", kill_on_drop: false }` [INFO] [stdout] e8d0aedbbdc44979a1fefbee22dddcdd90cfd7232dc7e0b2f0e7d6f9c63b7a9b [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ede4b5f3605363fac28763da8fc1acccbfb77bea1309e103d89d7b208f23279 [INFO] running `Command { std: "docker" "start" "-a" "9ede4b5f3605363fac28763da8fc1acccbfb77bea1309e103d89d7b208f23279", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling olio v1.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/mem/handle.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(unix)] use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/fs/read.rs:382:9 [INFO] [stdout] | [INFO] [stdout] 382 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 388 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/fs/read.rs:383:30 [INFO] [stdout] | [INFO] [stdout] 383 | use std::io::{BufReader, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 388 | use super::*; [INFO] [stdout] | -------- the item `Read` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/mem/handle.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(unix)] use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "9ede4b5f3605363fac28763da8fc1acccbfb77bea1309e103d89d7b208f23279", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ede4b5f3605363fac28763da8fc1acccbfb77bea1309e103d89d7b208f23279", kill_on_drop: false }` [INFO] [stdout] 9ede4b5f3605363fac28763da8fc1acccbfb77bea1309e103d89d7b208f23279