[INFO] fetching crate gift 0.10.6... [INFO] checking gift-0.10.6 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate gift 0.10.6 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate gift 0.10.6 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 gift 0.10.6 [INFO] finished tweaking crates.io crate gift 0.10.6 [INFO] tweaked toml for crates.io crate gift 0.10.6 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate gift 0.10.6 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pix v0.13.3 [INFO] [stderr] Downloaded aho-corasick v1.1.1 [INFO] [stderr] Downloaded csv v1.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 48ca14e7a3e1a640e7f1692ba56bf941151a9c92ba3cde8bddc4c6c3630bf349 [INFO] running `Command { std: "docker" "start" "-a" "48ca14e7a3e1a640e7f1692ba56bf941151a9c92ba3cde8bddc4c6c3630bf349", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "48ca14e7a3e1a640e7f1692ba56bf941151a9c92ba3cde8bddc4c6c3630bf349", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48ca14e7a3e1a640e7f1692ba56bf941151a9c92ba3cde8bddc4c6c3630bf349", kill_on_drop: false }` [INFO] [stdout] 48ca14e7a3e1a640e7f1692ba56bf941151a9c92ba3cde8bddc4c6c3630bf349 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 49304214acbfb9158e4d792ee95dcad1d16eda7b2641eaa3cb57268e4796ea24 [INFO] running `Command { std: "docker" "start" "-a" "49304214acbfb9158e4d792ee95dcad1d16eda7b2641eaa3cb57268e4796ea24", kill_on_drop: false }` [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Compiling pix v0.13.3 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking gift v0.10.6 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/encode.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Checking csv v1.2.2 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/encode.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Gray8` is imported redundantly [INFO] [stdout] --> src/encode.rs:462:15 [INFO] [stdout] | [INFO] [stdout] 460 | use super::*; [INFO] [stdout] | -------- the item `Gray8` is already imported here [INFO] [stdout] 461 | use crate::Encoder; [INFO] [stdout] 462 | use pix::{gray::Gray8, rgb::SRgb8, Palette, Raster}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Palette` is imported redundantly [INFO] [stdout] --> src/encode.rs:462:40 [INFO] [stdout] | [INFO] [stdout] 460 | use super::*; [INFO] [stdout] | -------- the item `Palette` is already imported here [INFO] [stdout] 461 | use crate::Encoder; [INFO] [stdout] 462 | use pix::{gray::Gray8, rgb::SRgb8, Palette, Raster}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Raster` is imported redundantly [INFO] [stdout] --> src/encode.rs:462:49 [INFO] [stdout] | [INFO] [stdout] 460 | use super::*; [INFO] [stdout] | -------- the item `Raster` is already imported here [INFO] [stdout] 461 | use crate::Encoder; [INFO] [stdout] 462 | use pix::{gray::Gray8, rgb::SRgb8, Palette, Raster}; [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 7.48s [INFO] running `Command { std: "docker" "inspect" "49304214acbfb9158e4d792ee95dcad1d16eda7b2641eaa3cb57268e4796ea24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49304214acbfb9158e4d792ee95dcad1d16eda7b2641eaa3cb57268e4796ea24", kill_on_drop: false }` [INFO] [stdout] 49304214acbfb9158e4d792ee95dcad1d16eda7b2641eaa3cb57268e4796ea24 [INFO] checking gift-0.10.6 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate gift 0.10.6 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate gift 0.10.6 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 gift 0.10.6 [INFO] finished tweaking crates.io crate gift 0.10.6 [INFO] tweaked toml for crates.io crate gift 0.10.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate gift 0.10.6 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 158ddd487bbf33b42683097f32f3ba72dbb574566f28abf518c908d063a32e82 [INFO] running `Command { std: "docker" "start" "-a" "158ddd487bbf33b42683097f32f3ba72dbb574566f28abf518c908d063a32e82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "158ddd487bbf33b42683097f32f3ba72dbb574566f28abf518c908d063a32e82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "158ddd487bbf33b42683097f32f3ba72dbb574566f28abf518c908d063a32e82", kill_on_drop: false }` [INFO] [stdout] 158ddd487bbf33b42683097f32f3ba72dbb574566f28abf518c908d063a32e82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 84ac85f8488b8d446b0d862b9464a27aa94c98e30f87f9f74eae70d26c90a70e [INFO] running `Command { std: "docker" "start" "-a" "84ac85f8488b8d446b0d862b9464a27aa94c98e30f87f9f74eae70d26c90a70e", kill_on_drop: false }` [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Compiling pix v0.13.3 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking gift v0.10.6 (/opt/rustwide/workdir) [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/encode.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Checking csv v1.2.2 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/encode.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Gray8` is imported redundantly [INFO] [stdout] --> src/encode.rs:462:15 [INFO] [stdout] | [INFO] [stdout] 460 | use super::*; [INFO] [stdout] | -------- the item `Gray8` is already imported here [INFO] [stdout] 461 | use crate::Encoder; [INFO] [stdout] 462 | use pix::{gray::Gray8, rgb::SRgb8, Palette, Raster}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Palette` is imported redundantly [INFO] [stdout] --> src/encode.rs:462:40 [INFO] [stdout] | [INFO] [stdout] 460 | use super::*; [INFO] [stdout] | -------- the item `Palette` is already imported here [INFO] [stdout] 461 | use crate::Encoder; [INFO] [stdout] 462 | use pix::{gray::Gray8, rgb::SRgb8, Palette, Raster}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Raster` is imported redundantly [INFO] [stdout] --> src/encode.rs:462:49 [INFO] [stdout] | [INFO] [stdout] 460 | use super::*; [INFO] [stdout] | -------- the item `Raster` is already imported here [INFO] [stdout] 461 | use crate::Encoder; [INFO] [stdout] 462 | use pix::{gray::Gray8, rgb::SRgb8, Palette, Raster}; [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 11.29s [INFO] running `Command { std: "docker" "inspect" "84ac85f8488b8d446b0d862b9464a27aa94c98e30f87f9f74eae70d26c90a70e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84ac85f8488b8d446b0d862b9464a27aa94c98e30f87f9f74eae70d26c90a70e", kill_on_drop: false }` [INFO] [stdout] 84ac85f8488b8d446b0d862b9464a27aa94c98e30f87f9f74eae70d26c90a70e