[INFO] fetching crate pretty_goodness 0.1.1... [INFO] checking pretty_goodness-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate pretty_goodness 0.1.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate pretty_goodness 0.1.1 [INFO] finished tweaking crates.io crate pretty_goodness 0.1.1 [INFO] tweaked toml for crates.io crate pretty_goodness 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pretty_goodness 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding corlib v0.1.0 (available: v0.4.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded corlib v0.1.0 [INFO] [stderr] Downloaded delegate v0.13.3 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4ea1d4dd1483dd41e87f8cca9beb493f8aa9f32e7dff65e5c18df0f142ccb26 [INFO] running `Command { std: "docker" "start" "-a" "a4ea1d4dd1483dd41e87f8cca9beb493f8aa9f32e7dff65e5c18df0f142ccb26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4ea1d4dd1483dd41e87f8cca9beb493f8aa9f32e7dff65e5c18df0f142ccb26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4ea1d4dd1483dd41e87f8cca9beb493f8aa9f32e7dff65e5c18df0f142ccb26", kill_on_drop: false }` [INFO] [stdout] a4ea1d4dd1483dd41e87f8cca9beb493f8aa9f32e7dff65e5c18df0f142ccb26 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c2036fbf5694aa35b06a4b820cb3b095ecca2642cad1756d6597eccc0bf7036 [INFO] running `Command { std: "docker" "start" "-a" "5c2036fbf5694aa35b06a4b820cb3b095ecca2642cad1756d6597eccc0bf7036", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling delegate v0.13.3 [INFO] [stderr] Checking corlib v0.1.0 [INFO] [stderr] Checking pretty_goodness v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `default` and `vec::Vec` [INFO] [stdout] --> src/json/pretty_er.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{vec::Vec, default, str::Chars}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `default` and `vec::Vec` [INFO] [stdout] --> src/json/pretty_er.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{vec::Vec, default, str::Chars}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:146:25 [INFO] [stdout] | [INFO] [stdout] 146 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:169:25 [INFO] [stdout] | [INFO] [stdout] 169 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:194:25 [INFO] [stdout] | [INFO] [stdout] 194 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:246:25 [INFO] [stdout] | [INFO] [stdout] 246 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:146:25 [INFO] [stdout] | [INFO] [stdout] 146 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:169:25 [INFO] [stdout] | [INFO] [stdout] 169 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:194:25 [INFO] [stdout] | [INFO] [stdout] 194 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_previous_object` is never read [INFO] [stdout] --> src/json/pretty_er.rs:246:25 [INFO] [stdout] | [INFO] [stdout] 246 | has_previous_object = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `FoundEndOfString`, `FoundEndOfValue`, and `CompletedValue` are never constructed [INFO] [stdout] --> src/json/pretty_er.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 32 | enum LastAction [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 38 | FoundEndOfString, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 39 | FoundEndOfValue, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | CompletedValue [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `FoundEndOfString`, `FoundEndOfValue`, and `CompletedValue` are never constructed [INFO] [stdout] --> src/json/pretty_er.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 32 | enum LastAction [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 38 | FoundEndOfString, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 39 | FoundEndOfValue, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | CompletedValue [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.98s [INFO] running `Command { std: "docker" "inspect" "5c2036fbf5694aa35b06a4b820cb3b095ecca2642cad1756d6597eccc0bf7036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c2036fbf5694aa35b06a4b820cb3b095ecca2642cad1756d6597eccc0bf7036", kill_on_drop: false }` [INFO] [stdout] 5c2036fbf5694aa35b06a4b820cb3b095ecca2642cad1756d6597eccc0bf7036