[INFO] fetching crate oxigen 2.2.2... [INFO] checking oxigen-2.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate oxigen 2.2.2 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate oxigen 2.2.2 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 oxigen 2.2.2 [INFO] finished tweaking crates.io crate oxigen 2.2.2 [INFO] tweaked toml for crates.io crate oxigen 2.2.2 written to /workspace/builds/worker-6-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 18 packages [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 rand_pcg v0.2.1 (latest: v0.3.1) [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 historian v4.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c815e0e285ec1c2aa6a508a2685afa5808c18a3a28168b9e79c2e368b54d9d6e [INFO] running `Command { std: "docker" "start" "-a" "c815e0e285ec1c2aa6a508a2685afa5808c18a3a28168b9e79c2e368b54d9d6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c815e0e285ec1c2aa6a508a2685afa5808c18a3a28168b9e79c2e368b54d9d6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c815e0e285ec1c2aa6a508a2685afa5808c18a3a28168b9e79c2e368b54d9d6e", kill_on_drop: false }` [INFO] [stdout] c815e0e285ec1c2aa6a508a2685afa5808c18a3a28168b9e79c2e368b54d9d6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6f83f3ac78e506f4936c301e83f2e940678d7db26e17719c2c20af1caff6a518 [INFO] running `Command { std: "docker" "start" "-a" "6f83f3ac78e506f4936c301e83f2e940678d7db26e17719c2c20af1caff6a518", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking historian v4.0.4 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking oxigen v2.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/crossover.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | use std::cmp::{min, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/genotype.rs:28:52 [INFO] [stdout] | [INFO] [stdout] 28 | fn from_iter>(&mut self, I); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/population_refitness.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::cmp::PartialEq; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/survival_pressure.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::cmp::PartialEq; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/crossover.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | use std::cmp::{min, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/genotype.rs:28:52 [INFO] [stdout] | [INFO] [stdout] 28 | fn from_iter>(&mut self, I); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/population_refitness.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::cmp::PartialEq; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/survival_pressure.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::cmp::PartialEq; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` 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 3.57s [INFO] running `Command { std: "docker" "inspect" "6f83f3ac78e506f4936c301e83f2e940678d7db26e17719c2c20af1caff6a518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f83f3ac78e506f4936c301e83f2e940678d7db26e17719c2c20af1caff6a518", kill_on_drop: false }` [INFO] [stdout] 6f83f3ac78e506f4936c301e83f2e940678d7db26e17719c2c20af1caff6a518