[INFO] cloning repository https://github.com/theotherphil/flux [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theotherphil/flux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fflux", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fflux'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 308946086e90538c9fe548b53242e3bec90cc22c [INFO] checking theotherphil/flux against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fflux" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/theotherphil/flux on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/theotherphil/flux [INFO] finished tweaking git repo https://github.com/theotherphil/flux [INFO] tweaked toml for git repo https://github.com/theotherphil/flux written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/theotherphil/flux already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 267f18a0829b0c907bd004f0065834dcd2dab1046f2ac6161040c32deaf1e9c0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "267f18a0829b0c907bd004f0065834dcd2dab1046f2ac6161040c32deaf1e9c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "267f18a0829b0c907bd004f0065834dcd2dab1046f2ac6161040c32deaf1e9c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "267f18a0829b0c907bd004f0065834dcd2dab1046f2ac6161040c32deaf1e9c0", kill_on_drop: false }` [INFO] [stdout] 267f18a0829b0c907bd004f0065834dcd2dab1046f2ac6161040c32deaf1e9c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5c999f359aa47e1a575d00b28182b733b608962741c0b9a31366390692d057e2 [INFO] running `Command { std: "docker" "start" "-a" "5c999f359aa47e1a575d00b28182b733b608962741c0b9a31366390692d057e2", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo. [INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously. [INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html [INFO] [stderr] When building the following dependencies, the given features will no longer be used: [INFO] [stderr] [INFO] [stderr] libc v0.2.58: default, std [INFO] [stderr] [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling backtrace v0.3.26 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling structopt-derive v0.2.17 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking structopt v0.2.17 [INFO] [stderr] Checking serde v1.0.92 [INFO] [stderr] Checking serde_yaml v0.8.9 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking flux v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stdout] warning: associated function is never used: `num_colors` [INFO] [stdout] --> src/main.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | fn num_colors(self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COLOUR_SCHEME` [INFO] [stdout] --> src/main.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 159 | const COLOUR_SCHEME: &str = "dark28"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/main.rs:234:1 [INFO] [stdout] | [INFO] [stdout] 234 | / macro_rules! attrs { [INFO] [stdout] 235 | | ( $( $attr:expr => $value:expr),* ) => { [INFO] [stdout] 236 | | { [INFO] [stdout] 237 | | let mut vals = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 244 | | } [INFO] [stdout] 245 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num_colors` [INFO] [stdout] --> src/main.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | fn num_colors(self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COLOUR_SCHEME` [INFO] [stdout] --> src/main.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 159 | const COLOUR_SCHEME: &str = "dark28"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.21s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking backtrace v0.3.26 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking structopt v0.2.17 [INFO] [stderr] Checking flux v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/main.rs:234:1 [INFO] [stdout] | [INFO] [stdout] 234 | / macro_rules! attrs { [INFO] [stdout] 235 | | ( $( $attr:expr => $value:expr),* ) => { [INFO] [stdout] 236 | | { [INFO] [stdout] 237 | | let mut vals = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 244 | | } [INFO] [stdout] 245 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num_colors` [INFO] [stdout] --> src/main.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | fn num_colors(self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COLOUR_SCHEME` [INFO] [stdout] --> src/main.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 159 | const COLOUR_SCHEME: &str = "dark28"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num_colors` [INFO] [stdout] --> src/main.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | fn num_colors(self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COLOUR_SCHEME` [INFO] [stdout] --> src/main.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 159 | const COLOUR_SCHEME: &str = "dark28"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.97s [INFO] running `Command { std: "docker" "inspect" "5c999f359aa47e1a575d00b28182b733b608962741c0b9a31366390692d057e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c999f359aa47e1a575d00b28182b733b608962741c0b9a31366390692d057e2", kill_on_drop: false }` [INFO] [stdout] 5c999f359aa47e1a575d00b28182b733b608962741c0b9a31366390692d057e2