[INFO] cloning repository https://github.com/brianjiang2200/grade_tracker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brianjiang2200/grade_tracker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianjiang2200%2Fgrade_tracker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianjiang2200%2Fgrade_tracker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7add867383501a4a8f1bd572c551973c1702e09b [INFO] testing brianjiang2200/grade_tracker against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianjiang2200%2Fgrade_tracker" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brianjiang2200/grade_tracker on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brianjiang2200/grade_tracker [INFO] finished tweaking git repo https://github.com/brianjiang2200/grade_tracker [INFO] tweaked toml for git repo https://github.com/brianjiang2200/grade_tracker written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/brianjiang2200/grade_tracker already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded json v0.12.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 66f5f5a3c776e067bb0941a9ec042c6be358ffcb6cc55edf0e70853d12da5753 [INFO] running `Command { std: "docker" "start" "-a" "66f5f5a3c776e067bb0941a9ec042c6be358ffcb6cc55edf0e70853d12da5753", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66f5f5a3c776e067bb0941a9ec042c6be358ffcb6cc55edf0e70853d12da5753", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66f5f5a3c776e067bb0941a9ec042c6be358ffcb6cc55edf0e70853d12da5753", kill_on_drop: false }` [INFO] [stdout] 66f5f5a3c776e067bb0941a9ec042c6be358ffcb6cc55edf0e70853d12da5753 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a0b02557ab0089868acb1022a70f4f69764231f9c27f4ac401e8be0801bfddb [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" "3a0b02557ab0089868acb1022a70f4f69764231f9c27f4ac401e8be0801bfddb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling json v0.12.0 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling grade_tracker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/courses.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | 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: `Summative` [INFO] [stdout] --> src/courses.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::jsondata::{Course, Summative}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/summative.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/summative.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/courses.rs:41:62 [INFO] [stdout] | [INFO] [stdout] 41 | Err(why) => panic!("couldn't create {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/courses.rs:54:65 [INFO] [stdout] | [INFO] [stdout] 54 | Err(why) => panic!("Couldn't write to {}: {}.", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/summative.rs:91:82 [INFO] [stdout] | [INFO] [stdout] 91 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/summative.rs:175:83 [INFO] [stdout] | [INFO] [stdout] 175 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/summative.rs:258:83 [INFO] [stdout] | [INFO] [stdout] 258 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/summative.rs:126:11 [INFO] [stdout] | [INFO] [stdout] 126 | let mut index = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/summative.rs:214:11 [INFO] [stdout] | [INFO] [stdout] 214 | let mut index = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/summative.rs:350:11 [INFO] [stdout] | [INFO] [stdout] 350 | let mut index = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.75s [INFO] running `Command { std: "docker" "inspect" "3a0b02557ab0089868acb1022a70f4f69764231f9c27f4ac401e8be0801bfddb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a0b02557ab0089868acb1022a70f4f69764231f9c27f4ac401e8be0801bfddb", kill_on_drop: false }` [INFO] [stdout] 3a0b02557ab0089868acb1022a70f4f69764231f9c27f4ac401e8be0801bfddb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 740d63a8350494b6b9b60ee455a282dc123cb1c08d370da5dd70d346e3f9dee9 [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" "740d63a8350494b6b9b60ee455a282dc123cb1c08d370da5dd70d346e3f9dee9", kill_on_drop: false }` [INFO] [stderr] Compiling grade_tracker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/courses.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | 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: `Summative` [INFO] [stdout] --> src/courses.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::jsondata::{Course, Summative}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/summative.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/summative.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/courses.rs:41:62 [INFO] [stdout] | [INFO] [stdout] 41 | Err(why) => panic!("couldn't create {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/courses.rs:54:65 [INFO] [stdout] | [INFO] [stdout] 54 | Err(why) => panic!("Couldn't write to {}: {}.", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/summative.rs:91:82 [INFO] [stdout] | [INFO] [stdout] 91 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/summative.rs:175:83 [INFO] [stdout] | [INFO] [stdout] 175 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/summative.rs:258:83 [INFO] [stdout] | [INFO] [stdout] 258 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/summative.rs:126:11 [INFO] [stdout] | [INFO] [stdout] 126 | let mut index = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/summative.rs:214:11 [INFO] [stdout] | [INFO] [stdout] 214 | let mut index = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/summative.rs:350:11 [INFO] [stdout] | [INFO] [stdout] 350 | let mut index = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `Command { std: "docker" "inspect" "740d63a8350494b6b9b60ee455a282dc123cb1c08d370da5dd70d346e3f9dee9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "740d63a8350494b6b9b60ee455a282dc123cb1c08d370da5dd70d346e3f9dee9", kill_on_drop: false }` [INFO] [stdout] 740d63a8350494b6b9b60ee455a282dc123cb1c08d370da5dd70d346e3f9dee9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 241c003b05dc9848fede38e9b371954e796f0ff59e86e1ba1131ab288af2198b [INFO] running `Command { std: "docker" "start" "-a" "241c003b05dc9848fede38e9b371954e796f0ff59e86e1ba1131ab288af2198b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stderr] --> src/courses.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | use serde::{Serialize, Deserialize}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Summative` [INFO] [stderr] --> src/courses.rs:23:31 [INFO] [stderr] | [INFO] [stderr] 23 | use crate::jsondata::{Course, Summative}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/summative.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stderr] --> src/summative.rs:21:13 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 0 tests [INFO] [stderr] 21 | use serde::{Serialize, Deserialize}; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/courses.rs:41:62 [INFO] [stderr] | [INFO] [stderr] 41 | Err(why) => panic!("couldn't create {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/courses.rs:54:65 [INFO] [stderr] | [INFO] [stderr] 54 | Err(why) => panic!("Couldn't write to {}: {}.", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/summative.rs:91:82 [INFO] [stderr] | [INFO] [stderr] 91 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/summative.rs:175:83 [INFO] [stderr] | [INFO] [stderr] 175 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/summative.rs:258:83 [INFO] [stderr] | [INFO] [stderr] 258 | Err(why) => panic!("Could not write summative information to file...{}", why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `index` is never read [INFO] [stderr] --> src/summative.rs:126:11 [INFO] [stderr] | [INFO] [stderr] 126 | let mut index = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `index` is never read [INFO] [stderr] --> src/summative.rs:214:11 [INFO] [stderr] | [INFO] [stderr] 214 | let mut index = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `index` is never read [INFO] [stderr] --> src/summative.rs:350:11 [INFO] [stderr] | [INFO] [stderr] 350 | let mut index = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `grade_tracker` (bin "grade_tracker" test) generated 12 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.32s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/grade_tracker-f0f55ad699b74696) [INFO] running `Command { std: "docker" "inspect" "241c003b05dc9848fede38e9b371954e796f0ff59e86e1ba1131ab288af2198b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "241c003b05dc9848fede38e9b371954e796f0ff59e86e1ba1131ab288af2198b", kill_on_drop: false }` [INFO] [stdout] 241c003b05dc9848fede38e9b371954e796f0ff59e86e1ba1131ab288af2198b