[INFO] cloning repository https://github.com/danandabbey/media-exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danandabbey/media-exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanandabbey%2Fmedia-exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanandabbey%2Fmedia-exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e5b2efdef8ced5c8bb75662c8cae8bff76fabd0
[INFO] testing danandabbey/media-exercise against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanandabbey%2Fmedia-exercise" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danandabbey/media-exercise on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danandabbey/media-exercise
[INFO] finished tweaking git repo https://github.com/danandabbey/media-exercise
[INFO] tweaked toml for git repo https://github.com/danandabbey/media-exercise written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/danandabbey/media-exercise 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a1d4c73583319aa17289dea7f135e57fa31f32a6e8970a8671a8ad8c25eb230
[INFO] running `Command { std: "docker" "start" "-a" "5a1d4c73583319aa17289dea7f135e57fa31f32a6e8970a8671a8ad8c25eb230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a1d4c73583319aa17289dea7f135e57fa31f32a6e8970a8671a8ad8c25eb230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1d4c73583319aa17289dea7f135e57fa31f32a6e8970a8671a8ad8c25eb230", kill_on_drop: false }`
[INFO] [stdout] 5a1d4c73583319aa17289dea7f135e57fa31f32a6e8970a8671a8ad8c25eb230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18d06f5bded6adf9da8654f9ceeb1c3e651aab8b93731239bd085c8df520285f
[INFO] running `Command { std: "docker" "start" "-a" "18d06f5bded6adf9da8654f9ceeb1c3e651aab8b93731239bd085c8df520285f", kill_on_drop: false }`
[INFO] [stderr]    Compiling media v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `title` and `director` are never read
[INFO] [stdout]  --> src/content/media.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Movie { title: String, director: String },
[INFO] [stdout]   |     -----   ^^^^^          ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `title` is never read
[INFO] [stdout]  --> src/content/media.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Audiobook { title: String },
[INFO] [stdout]   |     ---------   ^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/content/media.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Podcast(u32),
[INFO] [stdout]   |     ------- ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Podcast(u32),
[INFO] [stdout] 6 +     Podcast(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Book` is never constructed
[INFO] [stdout]  --> src/content/media.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Media {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] 3 |     Book { title: String, author: String },
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print` and `description` are never used
[INFO] [stdout]   --> src/content/media.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Media {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 11 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn description(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "18d06f5bded6adf9da8654f9ceeb1c3e651aab8b93731239bd085c8df520285f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d06f5bded6adf9da8654f9ceeb1c3e651aab8b93731239bd085c8df520285f", kill_on_drop: false }`
[INFO] [stdout] 18d06f5bded6adf9da8654f9ceeb1c3e651aab8b93731239bd085c8df520285f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4dbd3620c6b979d6bf99c3f511962f4a5c15584c022f99493199cbe2aad62d5
[INFO] running `Command { std: "docker" "start" "-a" "c4dbd3620c6b979d6bf99c3f511962f4a5c15584c022f99493199cbe2aad62d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling media v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `title` and `director` are never read
[INFO] [stdout]  --> src/content/media.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Movie { title: String, director: String },
[INFO] [stdout]   |     -----   ^^^^^          ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `title` is never read
[INFO] [stdout]  --> src/content/media.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Audiobook { title: String },
[INFO] [stdout]   |     ---------   ^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/content/media.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Podcast(u32),
[INFO] [stdout]   |     ------- ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Podcast(u32),
[INFO] [stdout] 6 +     Podcast(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Book` is never constructed
[INFO] [stdout]  --> src/content/media.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Media {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] 3 |     Book { title: String, author: String },
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print` and `description` are never used
[INFO] [stdout]   --> src/content/media.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Media {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 11 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn description(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "c4dbd3620c6b979d6bf99c3f511962f4a5c15584c022f99493199cbe2aad62d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4dbd3620c6b979d6bf99c3f511962f4a5c15584c022f99493199cbe2aad62d5", kill_on_drop: false }`
[INFO] [stdout] c4dbd3620c6b979d6bf99c3f511962f4a5c15584c022f99493199cbe2aad62d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f891ce4b07180a96db927d800e50c61524fa578d5b347b07adf5d14236a22a31
[INFO] running `Command { std: "docker" "start" "-a" "f891ce4b07180a96db927d800e50c61524fa578d5b347b07adf5d14236a22a31", kill_on_drop: false }`
[INFO] [stderr] warning: fields `title` and `director` are never read
[INFO] [stderr]  --> src/content/media.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Movie { title: String, director: String },
[INFO] [stderr]   |     -----   ^^^^^          ^^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     fields in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `title` is never read
[INFO] [stderr]  --> src/content/media.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Audiobook { title: String },
[INFO] [stderr]   |     ---------   ^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/content/media.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Podcast(u32),
[INFO] [stderr]   |     ------- ^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 6 -     Podcast(u32),
[INFO] [stderr] 6 +     Podcast(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Book` is never constructed
[INFO] [stderr]  --> src/content/media.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum Media {
[INFO] [stderr]   |          ----- variant in this enum
[INFO] [stderr] 3 |     Book { title: String, author: String },
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Media` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `print` and `description` are never used
[INFO] [stderr]   --> src/content/media.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Media {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] 11 |     pub fn print(&self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub fn description(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `media` (bin "media" test) generated 5 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/media-ba22972c2205c684)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f891ce4b07180a96db927d800e50c61524fa578d5b347b07adf5d14236a22a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f891ce4b07180a96db927d800e50c61524fa578d5b347b07adf5d14236a22a31", kill_on_drop: false }`
[INFO] [stdout] f891ce4b07180a96db927d800e50c61524fa578d5b347b07adf5d14236a22a31