[INFO] fetching crate inventorize 0.1.1... [INFO] checking inventorize-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate inventorize 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate inventorize 0.1.1 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 inventorize 0.1.1 [INFO] finished tweaking crates.io crate inventorize 0.1.1 [INFO] tweaked toml for crates.io crate inventorize 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate inventorize 0.1.1 already has a lockfile, it will not be regenerated [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 serde_derive v1.0.122 [INFO] [stderr] Downloaded quote v1.0.8 [INFO] [stderr] Downloaded serde v1.0.122 [INFO] [stderr] Downloaded thread_local v1.1.2 [INFO] [stderr] Downloaded md-5 v0.9.1 [INFO] [stderr] Downloaded sha-1 v0.9.2 [INFO] [stderr] Downloaded cpuid-bool v0.1.2 [INFO] [stderr] Downloaded syn v1.0.60 [INFO] [stderr] Downloaded serde_json v1.0.61 [INFO] [stderr] Downloaded libc v0.2.82 [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] 50630ddd8579980b350ae8a1865808a710cd3f45ca9658ce6a2acaf62de60246 [INFO] running `Command { std: "docker" "start" "-a" "50630ddd8579980b350ae8a1865808a710cd3f45ca9658ce6a2acaf62de60246", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50630ddd8579980b350ae8a1865808a710cd3f45ca9658ce6a2acaf62de60246", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50630ddd8579980b350ae8a1865808a710cd3f45ca9658ce6a2acaf62de60246", kill_on_drop: false }` [INFO] [stdout] 50630ddd8579980b350ae8a1865808a710cd3f45ca9658ce6a2acaf62de60246 [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] 6d3be6fb1b54bbed4496bce5bf070af233caf70484f19350a197e51f7458f32a [INFO] running `Command { std: "docker" "start" "-a" "6d3be6fb1b54bbed4496bce5bf070af233caf70484f19350a197e51f7458f32a", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling serde_derive v1.0.122 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling serde v1.0.122 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking thread_local v1.1.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.2 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Checking env_logger v0.8.2 [INFO] [stderr] Checking inventorize v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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 `env_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | use env_logger::{self, Builder as LogBuilder}; [INFO] [stdout] | ^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use log::{self, error, info, LevelFilter}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/hash.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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 `env_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | use env_logger::{self, Builder as LogBuilder}; [INFO] [stdout] | ^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use log::{self, error, info, LevelFilter}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/hash.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.29s [INFO] running `Command { std: "docker" "inspect" "6d3be6fb1b54bbed4496bce5bf070af233caf70484f19350a197e51f7458f32a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d3be6fb1b54bbed4496bce5bf070af233caf70484f19350a197e51f7458f32a", kill_on_drop: false }` [INFO] [stdout] 6d3be6fb1b54bbed4496bce5bf070af233caf70484f19350a197e51f7458f32a [INFO] checking inventorize-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate inventorize 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate inventorize 0.1.1 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 inventorize 0.1.1 [INFO] finished tweaking crates.io crate inventorize 0.1.1 [INFO] tweaked toml for crates.io crate inventorize 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate inventorize 0.1.1 already has a lockfile, it will not be regenerated [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e68b329e0daf62c972858497164720cc3d0b295468c9666e35da2c58fb752dcf [INFO] running `Command { std: "docker" "start" "-a" "e68b329e0daf62c972858497164720cc3d0b295468c9666e35da2c58fb752dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e68b329e0daf62c972858497164720cc3d0b295468c9666e35da2c58fb752dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e68b329e0daf62c972858497164720cc3d0b295468c9666e35da2c58fb752dcf", kill_on_drop: false }` [INFO] [stdout] e68b329e0daf62c972858497164720cc3d0b295468c9666e35da2c58fb752dcf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] aa205d04f799499c04cc020291801dbd5a289fbf112896b266d173a5faf5b62f [INFO] running `Command { std: "docker" "start" "-a" "aa205d04f799499c04cc020291801dbd5a289fbf112896b266d173a5faf5b62f", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling serde_derive v1.0.122 [INFO] [stderr] Compiling serde v1.0.122 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking thread_local v1.1.2 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking env_logger v0.8.2 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.2 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Checking inventorize v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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 `env_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | use env_logger::{self, Builder as LogBuilder}; [INFO] [stdout] | ^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use log::{self, error, info, LevelFilter}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/hash.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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 `env_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:15:18 [INFO] [stdout] | [INFO] [stdout] 15 | use env_logger::{self, Builder as LogBuilder}; [INFO] [stdout] | ^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use log::{self, error, info, LevelFilter}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/hash.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.59s [INFO] running `Command { std: "docker" "inspect" "aa205d04f799499c04cc020291801dbd5a289fbf112896b266d173a5faf5b62f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa205d04f799499c04cc020291801dbd5a289fbf112896b266d173a5faf5b62f", kill_on_drop: false }` [INFO] [stdout] aa205d04f799499c04cc020291801dbd5a289fbf112896b266d173a5faf5b62f