[INFO] cloning repository https://github.com/akesling/callisto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akesling/callisto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakesling%2Fcallisto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakesling%2Fcallisto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b35952f7337749801a4a4e93a43ff4f77774207a
[INFO] checking akesling/callisto against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakesling%2Fcallisto" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/akesling/callisto
[INFO] finished tweaking git repo https://github.com/akesling/callisto
[INFO] tweaked toml for git repo https://github.com/akesling/callisto written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/akesling/callisto on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/akesling/callisto 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2201b1788948a56af756ceef501bb7880106f7e016830f7a44fa407e7104aef4
[INFO] running `Command { std: "docker" "start" "-a" "2201b1788948a56af756ceef501bb7880106f7e016830f7a44fa407e7104aef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2201b1788948a56af756ceef501bb7880106f7e016830f7a44fa407e7104aef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2201b1788948a56af756ceef501bb7880106f7e016830f7a44fa407e7104aef4", kill_on_drop: false }`
[INFO] [stdout] 2201b1788948a56af756ceef501bb7880106f7e016830f7a44fa407e7104aef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebcf4000390be07cc455a9ff5b993bf204a026737dc5404af30e9efc02965fb2
[INFO] running `Command { std: "docker" "start" "-a" "ebcf4000390be07cc455a9ff5b993bf204a026737dc5404af30e9efc02965fb2", kill_on_drop: false }`
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[INFO] [stderr]     Checking callisto-engines v0.1.0 (/opt/rustwide/workdir/callisto_engines)
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> callisto_engines/src/lib.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | /             ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout] 60 | |                 let symbol_or_file: &str = &table.0[0].value;
[INFO] [stdout] 61 | |                 let table_name =
[INFO] [stdout] 62 | |                     if let Some(table_name) = self.fs_name_to_table_name.get(symbol_or_file) {
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |                 core::ops::ControlFlow::<()>::Continue(())
[INFO] [stdout] 71 | |             });
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |             let _ = ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> callisto_engines/src/lib.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 | /             ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout] 220 | |                 let symbol_or_file: &str = &table.0[0].value;
[INFO] [stdout] 221 | |                 let table_name =
[INFO] [stdout] 222 | |                     if let Some(table_name) = self.fs_name_to_table_name.get(symbol_or_file) {
[INFO] [stdout] ...   |
[INFO] [stdout] 230 | |                 core::ops::ControlFlow::<()>::Continue(())
[INFO] [stdout] 231 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let _ = ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> callisto_engines/src/lib.rs:309:13
[INFO] [stdout]     |
[INFO] [stdout] 309 | /             ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout] 310 | |                 let symbol_or_file: &str = &table.0[0].value;
[INFO] [stdout] 311 | |                 let table_name =
[INFO] [stdout] 312 | |                     if let Some(table_name) = self.fs_name_to_table_name.get(symbol_or_file) {
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |                 core::ops::ControlFlow::<()>::Continue(())
[INFO] [stdout] 321 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 309 |             let _ = ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> callisto_engines/src/lib.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | /             ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout] 60 | |                 let symbol_or_file: &str = &table.0[0].value;
[INFO] [stdout] 61 | |                 let table_name =
[INFO] [stdout] 62 | |                     if let Some(table_name) = self.fs_name_to_table_name.get(symbol_or_file) {
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |                 core::ops::ControlFlow::<()>::Continue(())
[INFO] [stdout] 71 | |             });
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |             let _ = ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> callisto_engines/src/lib.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 | /             ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout] 220 | |                 let symbol_or_file: &str = &table.0[0].value;
[INFO] [stdout] 221 | |                 let table_name =
[INFO] [stdout] 222 | |                     if let Some(table_name) = self.fs_name_to_table_name.get(symbol_or_file) {
[INFO] [stdout] ...   |
[INFO] [stdout] 230 | |                 core::ops::ControlFlow::<()>::Continue(())
[INFO] [stdout] 231 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let _ = ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> callisto_engines/src/lib.rs:309:13
[INFO] [stdout]     |
[INFO] [stdout] 309 | /             ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout] 310 | |                 let symbol_or_file: &str = &table.0[0].value;
[INFO] [stdout] 311 | |                 let table_name =
[INFO] [stdout] 312 | |                     if let Some(table_name) = self.fs_name_to_table_name.get(symbol_or_file) {
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |                 core::ops::ControlFlow::<()>::Continue(())
[INFO] [stdout] 321 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 309 |             let _ = ast::visit_relations_mut(&mut rewritten, |table| {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking callisto v0.1.0 (/opt/rustwide/workdir/callisto)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 32s
[INFO] running `Command { std: "docker" "inspect" "ebcf4000390be07cc455a9ff5b993bf204a026737dc5404af30e9efc02965fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcf4000390be07cc455a9ff5b993bf204a026737dc5404af30e9efc02965fb2", kill_on_drop: false }`
[INFO] [stdout] ebcf4000390be07cc455a9ff5b993bf204a026737dc5404af30e9efc02965fb2
