[INFO] cloning repository https://github.com/RyanBluth/todo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RyanBluth/todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBluth%2Ftodo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBluth%2Ftodo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5ad879185f0284862d3594d52f96cf0e4dca9aca [INFO] checking RyanBluth/todo against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBluth%2Ftodo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RyanBluth/todo on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RyanBluth/todo [INFO] finished tweaking git repo https://github.com/RyanBluth/todo [INFO] tweaked toml for git repo https://github.com/RyanBluth/todo written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/RyanBluth/todo 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded failure_derive v0.1.2 [INFO] [stderr] Downloaded synstructure v0.9.0 [INFO] [stderr] Downloaded serde_json v1.0.32 [INFO] [stderr] Downloaded failure v0.1.2 [INFO] [stderr] Downloaded proc-macro2 v0.4.20 [INFO] [stderr] Downloaded syn v0.15.9 [INFO] [stderr] Downloaded term-table v0.1.6 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e65a7aee856300107fa2a83360bfd399505a78354295cdb5cae464814e35d61 [INFO] running `Command { std: "docker" "start" "-a" "8e65a7aee856300107fa2a83360bfd399505a78354295cdb5cae464814e35d61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e65a7aee856300107fa2a83360bfd399505a78354295cdb5cae464814e35d61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e65a7aee856300107fa2a83360bfd399505a78354295cdb5cae464814e35d61", kill_on_drop: false }` [INFO] [stdout] 8e65a7aee856300107fa2a83360bfd399505a78354295cdb5cae464814e35d61 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8651e96566d08034ba744743fc197bd72fb72420da8fc4b253de51f127876d5a [INFO] running `Command { std: "docker" "start" "-a" "8651e96566d08034ba744743fc197bd72fb72420da8fc4b253de51f127876d5a", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking utf8-ranges v1.0.1 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.6.8 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.9 [INFO] [stderr] Checking wcwidth v1.0.1 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking term-table v0.1.6 [INFO] [stderr] Compiling serde_derive v1.0.79 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Checking serde_json v1.0.32 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking todo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/todo/types.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `metadata` [INFO] [stdout] --> src/todo/types.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::{metadata, File, OpenOptions}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/todo/types.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `metadata` [INFO] [stdout] --> src/todo/types.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::{metadata, File, OpenOptions}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let mut collection = ToDoCollection::load()?; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let mut collection = ToDoCollection::load()?; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8651e96566d08034ba744743fc197bd72fb72420da8fc4b253de51f127876d5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8651e96566d08034ba744743fc197bd72fb72420da8fc4b253de51f127876d5a", kill_on_drop: false }` [INFO] [stdout] 8651e96566d08034ba744743fc197bd72fb72420da8fc4b253de51f127876d5a