[INFO] cloning repository https://github.com/atmoPunk/checker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atmoPunk/checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FatmoPunk%2Fchecker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FatmoPunk%2Fchecker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] afb8082d2ada4723d0206fd4f57a6e2e275c6ef5 [INFO] checking atmoPunk/checker against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FatmoPunk%2Fchecker" "/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/atmoPunk/checker 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/atmoPunk/checker [INFO] finished tweaking git repo https://github.com/atmoPunk/checker [INFO] tweaked toml for git repo https://github.com/atmoPunk/checker written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/atmoPunk/checker 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] Downloading crates ... [INFO] [stderr] Downloaded lettre_email v0.9.4 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded serde_json v1.0.42 [INFO] [stderr] Downloaded slog-term v2.5.0 [INFO] [stderr] Downloaded openssl-sys v0.9.57 [INFO] [stderr] Downloaded async-macros v2.0.0 [INFO] [stderr] Downloaded wasm-bindgen v0.2.58 [INFO] [stderr] Downloaded lettre v0.9.3 [INFO] [stderr] Downloaded async-std v1.2.0 [INFO] [stderr] Downloaded chunked_transfer v1.0.0 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded bumpalo v3.2.0 [INFO] [stderr] Downloaded js-sys v0.3.35 [INFO] [stderr] Downloaded untrusted v0.7.0 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.58 [INFO] [stderr] Downloaded slog-async v2.4.0 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.58 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.58 [INFO] [stderr] Downloaded ring v0.16.11 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.58 [INFO] [stderr] Downloaded web-sys v0.3.35 [INFO] [stderr] Downloaded vcpkg v0.2.9 [INFO] [stderr] Downloaded wasm-bindgen-webidl v0.2.58 [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] 00a9762d177f4606e8f98f76fd0db94aa0eb69d44f3bea536f90b177dd4f4125 [INFO] running `Command { std: "docker" "start" "-a" "00a9762d177f4606e8f98f76fd0db94aa0eb69d44f3bea536f90b177dd4f4125", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00a9762d177f4606e8f98f76fd0db94aa0eb69d44f3bea536f90b177dd4f4125", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00a9762d177f4606e8f98f76fd0db94aa0eb69d44f3bea536f90b177dd4f4125", kill_on_drop: false }` [INFO] [stdout] 00a9762d177f4606e8f98f76fd0db94aa0eb69d44f3bea536f90b177dd4f4125 [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] [stdout] 47967593b3efb6e5a3b5d44c67f00bb17e41a5186283789de76082de0413d01e [INFO] running `Command { std: "docker" "start" "-a" "47967593b3efb6e5a3b5d44c67f00bb17e41a5186283789de76082de0413d01e", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Checking futures-sink v0.3.1 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking futures-task v0.3.1 [INFO] [stderr] Checking futures-timer v2.0.2 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Checking chunked_transfer v1.0.0 [INFO] [stderr] Checking once_cell v1.2.0 [INFO] [stderr] Compiling openssl-sys v0.9.57 [INFO] [stderr] Compiling ring v0.16.11 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking qstring v0.7.2 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Checking async-macros v2.0.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling email v0.0.20 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking slog-async v2.4.0 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking slog-term v2.5.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking async-std v1.2.0 [INFO] [stderr] Checking webpki v0.21.2 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Checking webpki-roots v0.18.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stderr] Checking serde_json v1.0.42 [INFO] [stderr] Checking lettre v0.9.3 [INFO] [stderr] Checking ureq v0.11.4 [INFO] [stderr] Checking lettre_email v0.9.4 [INFO] [stderr] Checking checker v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/lab.rs (1 fix) [INFO] [stderr] Fixed src/ast.rs (2 fixes) [INFO] [stderr] Fixed src/student.rs (1 fix) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lab.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | ... gen_hashes(self.students[&names[i]].program.path(), self.students[&names[i]].program.path().to_str().unwrap().to_owned() + "Hashes"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lab.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | ... gen_hashes(self.students[&names[i]].program.path(), self.students[&names[i]].program.path().to_str().unwrap().to_owned() + "Hashes"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.20s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking checker v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lab.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | ... gen_hashes(self.students[&names[i]].program.path(), self.students[&names[i]].program.path().to_str().unwrap().to_owned() + "Hashes"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lab.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | ... gen_hashes(self.students[&names[i]].program.path(), self.students[&names[i]].program.path().to_str().unwrap().to_owned() + "Hashes"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "47967593b3efb6e5a3b5d44c67f00bb17e41a5186283789de76082de0413d01e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47967593b3efb6e5a3b5d44c67f00bb17e41a5186283789de76082de0413d01e", kill_on_drop: false }` [INFO] [stdout] 47967593b3efb6e5a3b5d44c67f00bb17e41a5186283789de76082de0413d01e