[INFO] cloning repository https://github.com/Roenbaeck/bareclad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Roenbaeck/bareclad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoenbaeck%2Fbareclad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoenbaeck%2Fbareclad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd744d9306b842f9785371b07fc2f9e5370db541
[INFO] checking Roenbaeck/bareclad against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoenbaeck%2Fbareclad" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Roenbaeck/bareclad on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Roenbaeck/bareclad
[INFO] finished tweaking git repo https://github.com/Roenbaeck/bareclad
[INFO] tweaked toml for git repo https://github.com/Roenbaeck/bareclad written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Roenbaeck/bareclad already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfd5d1d436bc1e672ac89a4076b70c6949d97109234452483973b0eab91f70ab
[INFO] running `Command { std: "docker" "start" "-a" "bfd5d1d436bc1e672ac89a4076b70c6949d97109234452483973b0eab91f70ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfd5d1d436bc1e672ac89a4076b70c6949d97109234452483973b0eab91f70ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd5d1d436bc1e672ac89a4076b70c6949d97109234452483973b0eab91f70ab", kill_on_drop: false }`
[INFO] [stdout] bfd5d1d436bc1e672ac89a4076b70c6949d97109234452483973b0eab91f70ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79ddd1044771f6c18d9521feea0d7f3dc531931fa3cdc905b1da82895b19bb2c
[INFO] running `Command { std: "docker" "start" "-a" "79ddd1044771f6c18d9521feea0d7f3dc531931fa3cdc905b1da82895b19bb2c", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]     Checking bimap v0.1.5
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking bareclad v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AppearanceSet`, `Appearance`, `Role`
[INFO] [stdout]    --> src/main.rs:654:16
[INFO] [stdout]     |
[INFO] [stdout] 654 | use bareclad::{Appearance, AppearanceSet, Certainty, Database, Identity, Posit, Role};
[INFO] [stdout]     |                ^^^^^^^^^^  ^^^^^^^^^^^^^                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AppearanceSet`, `Appearance`, `Role`
[INFO] [stdout]    --> src/main.rs:654:16
[INFO] [stdout]     |
[INFO] [stdout] 654 | use bareclad::{Appearance, AppearanceSet, Certainty, Database, Identity, Posit, Role};
[INFO] [stdout]     |                ^^^^^^^^^^  ^^^^^^^^^^^^^                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rdup`
[INFO] [stdout]    --> src/main.rs:664:9
[INFO] [stdout]     |
[INFO] [stdout] 664 |     let rdup = bareclad.create_role(role.clone(), false);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_rdup`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]    --> src/main.rs:668:9
[INFO] [stdout]     |
[INFO] [stdout] 668 |     let a2 = bareclad.create_apperance(Arc::clone(&r1), Arc::clone(&i1));
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p2`
[INFO] [stdout]    --> src/main.rs:684:10
[INFO] [stdout]     |
[INFO] [stdout] 684 |     let (p2, pid2) = bareclad.create_posit(Arc::clone(&as1), v1.clone(), 42i64);
[INFO] [stdout]     |          ^^ help: if this is intentional, prefix it with an underscore: `_p2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid3`
[INFO] [stdout]    --> src/main.rs:689:14
[INFO] [stdout]     |
[INFO] [stdout] 689 |     let (p3, pid3) =
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_pid3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rdup`
[INFO] [stdout]    --> src/main.rs:664:9
[INFO] [stdout]     |
[INFO] [stdout] 664 |     let rdup = bareclad.create_role(role.clone(), false);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_rdup`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]    --> src/main.rs:668:9
[INFO] [stdout]     |
[INFO] [stdout] 668 |     let a2 = bareclad.create_apperance(Arc::clone(&r1), Arc::clone(&i1));
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p2`
[INFO] [stdout]    --> src/main.rs:684:10
[INFO] [stdout]     |
[INFO] [stdout] 684 |     let (p2, pid2) = bareclad.create_posit(Arc::clone(&as1), v1.clone(), 42i64);
[INFO] [stdout]     |          ^^ help: if this is intentional, prefix it with an underscore: `_p2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid3`
[INFO] [stdout]    --> src/main.rs:689:14
[INFO] [stdout]     |
[INFO] [stdout] 689 |     let (p3, pid3) =
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_pid3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `release`
[INFO] [stdout]   --> src/main.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |         pub fn release(&mut self, g: Identity) {
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `role`
[INFO] [stdout]    --> src/main.rs:178:16
[INFO] [stdout]     |
[INFO] [stdout] 178 |         pub fn role(&self) -> &Role {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identity`
[INFO] [stdout]    --> src/main.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |         pub fn identity(&self) -> &Identity {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `members`
[INFO] [stdout]    --> src/main.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |         pub fn members(&self) -> &Vec<Arc<Appearance>> {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]    --> src/main.rs:255:16
[INFO] [stdout]     |
[INFO] [stdout] 255 |         pub fn value(&self) -> &V {
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `time`
[INFO] [stdout]    --> src/main.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         pub fn time(&self) -> &T {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `appearance_set`
[INFO] [stdout]    --> src/main.rs:261:16
[INFO] [stdout]     |
[INFO] [stdout] 261 |         pub fn appearance_set(&self) -> &AppearanceSet {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identity_generator`
[INFO] [stdout]    --> src/main.rs:490:16
[INFO] [stdout]     |
[INFO] [stdout] 490 |         pub fn identity_generator(&self) -> Arc<Mutex<IdentityGenerator>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identity_to_appearance_lookup`
[INFO] [stdout]    --> src/main.rs:505:16
[INFO] [stdout]     |
[INFO] [stdout] 505 |         pub fn identity_to_appearance_lookup(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `role_to_appearance_lookup`
[INFO] [stdout]    --> src/main.rs:510:16
[INFO] [stdout]     |
[INFO] [stdout] 510 |         pub fn role_to_appearance_lookup(&self) -> Arc<Mutex<Lookup<Role, Appearance>>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `appearance_set_to_posit_identity_lookup`
[INFO] [stdout]    --> src/main.rs:518:16
[INFO] [stdout]     |
[INFO] [stdout] 518 |         pub fn appearance_set_to_posit_identity_lookup(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `release`
[INFO] [stdout]   --> src/main.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |         pub fn release(&mut self, g: Identity) {
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `role`
[INFO] [stdout]    --> src/main.rs:178:16
[INFO] [stdout]     |
[INFO] [stdout] 178 |         pub fn role(&self) -> &Role {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identity`
[INFO] [stdout]    --> src/main.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |         pub fn identity(&self) -> &Identity {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `members`
[INFO] [stdout]    --> src/main.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |         pub fn members(&self) -> &Vec<Arc<Appearance>> {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]    --> src/main.rs:255:16
[INFO] [stdout]     |
[INFO] [stdout] 255 |         pub fn value(&self) -> &V {
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `time`
[INFO] [stdout]    --> src/main.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         pub fn time(&self) -> &T {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `appearance_set`
[INFO] [stdout]    --> src/main.rs:261:16
[INFO] [stdout]     |
[INFO] [stdout] 261 |         pub fn appearance_set(&self) -> &AppearanceSet {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identity_generator`
[INFO] [stdout]    --> src/main.rs:490:16
[INFO] [stdout]     |
[INFO] [stdout] 490 |         pub fn identity_generator(&self) -> Arc<Mutex<IdentityGenerator>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identity_to_appearance_lookup`
[INFO] [stdout]    --> src/main.rs:505:16
[INFO] [stdout]     |
[INFO] [stdout] 505 |         pub fn identity_to_appearance_lookup(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `role_to_appearance_lookup`
[INFO] [stdout]    --> src/main.rs:510:16
[INFO] [stdout]     |
[INFO] [stdout] 510 |         pub fn role_to_appearance_lookup(&self) -> Arc<Mutex<Lookup<Role, Appearance>>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `appearance_set_to_posit_identity_lookup`
[INFO] [stdout]    --> src/main.rs:518:16
[INFO] [stdout]     |
[INFO] [stdout] 518 |         pub fn appearance_set_to_posit_identity_lookup(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "79ddd1044771f6c18d9521feea0d7f3dc531931fa3cdc905b1da82895b19bb2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ddd1044771f6c18d9521feea0d7f3dc531931fa3cdc905b1da82895b19bb2c", kill_on_drop: false }`
[INFO] [stdout] 79ddd1044771f6c18d9521feea0d7f3dc531931fa3cdc905b1da82895b19bb2c