[INFO] cloning repository https://github.com/stickynotememo/the-elements
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stickynotememo/the-elements" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstickynotememo%2Fthe-elements", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstickynotememo%2Fthe-elements'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8ad6caf68825c0d6be3f2e107c0645e361674d5
[INFO] checking stickynotememo/the-elements against try#3f7e3b175fda7edbf81081bcd9b91b73f2f7993f for pr-156157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstickynotememo%2Fthe-elements" "/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/stickynotememo/the-elements
[INFO] finished tweaking git repo https://github.com/stickynotememo/the-elements
[INFO] tweaked toml for git repo https://github.com/stickynotememo/the-elements written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stickynotememo/the-elements on toolchain 3f7e3b175fda7edbf81081bcd9b91b73f2f7993f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stickynotememo/the-elements 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" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.219
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded serde v1.0.219
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded csv-core v0.1.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded memchr v2.7.5
[INFO] [stderr]   Downloaded syn v2.0.102
[INFO] [stderr]   Downloaded csv v1.3.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79481c2a2d0ef96044f8303cb08755f0823f6086c0224691acd7fe9222073782
[INFO] running `Command { std: "docker" "start" "-a" "79481c2a2d0ef96044f8303cb08755f0823f6086c0224691acd7fe9222073782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79481c2a2d0ef96044f8303cb08755f0823f6086c0224691acd7fe9222073782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79481c2a2d0ef96044f8303cb08755f0823f6086c0224691acd7fe9222073782", kill_on_drop: false }`
[INFO] [stdout] 79481c2a2d0ef96044f8303cb08755f0823f6086c0224691acd7fe9222073782
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a99ac3bc215928b0ca42c618ed152d126ccfca9662f696b8a739c1e3beada9c2
[INFO] running `Command { std: "docker" "start" "-a" "a99ac3bc215928b0ca42c618ed152d126ccfca9662f696b8a739c1e3beada9c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking the-elements v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn from(string: &String) -> () /* Result<Element, String */ {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn from(string: &String) -> () /* Result<Element, String */ {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `symbol`, `atomic_number`, and `atomic_mass` are never read
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Element {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  8 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  9 |     symbol: Symbol,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     atomic_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     atomic_mass: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         struct ElementRecord {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 19 |             #[serde(rename = "AtomicNumber")]
[INFO] [stdout] 20 |             atomic_number: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |             symbol: String,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 24 |             #[serde(rename = "AtomicMass")]
[INFO] [stdout] 25 |             mass: f32,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout] 26 |             #[serde(rename = "NumberofNeutrons")]
[INFO] [stdout] 27 |             neutrons: u32,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 28 |             #[serde(rename = "NumberofProtons")]
[INFO] [stdout] 29 |             protons: u32,
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 30 |             #[serde(rename = "NumberofElectrons")]
[INFO] [stdout] 31 |             electrons: u32,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 32 |             period: u32,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 33 |             group: u32,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |             radius: f32,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 43 |             electronegativity: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 44 |             #[serde(rename = "FirstIonization")]
[INFO] [stdout] 45 |             first_ionization_energy: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 46 |             density: f32,
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 47 |             melting_point: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 48 |             boiling_point: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 49 |             #[serde(rename = "NumberOfIsotopes")]
[INFO] [stdout] 50 |             isotopes: u32,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 51 |             discoverer: String,
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 52 |             #[serde(rename = "Year")]
[INFO] [stdout] 53 |             year_of_discovery: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 54 |             #[serde(rename = "SpecificHeat")]
[INFO] [stdout] 55 |             specific_heat_capacity: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 56 |             #[serde(rename = "NumberofShells")]
[INFO] [stdout] 57 |             shells: u32,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 58 |             #[serde(rename = "NumberofValence")]
[INFO] [stdout] 59 |             valence_electrons: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ElementRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `symbol`, `atomic_number`, and `atomic_mass` are never read
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Element {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  8 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  9 |     symbol: Symbol,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     atomic_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     atomic_mass: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         struct ElementRecord {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 19 |             #[serde(rename = "AtomicNumber")]
[INFO] [stdout] 20 |             atomic_number: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |             symbol: String,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 24 |             #[serde(rename = "AtomicMass")]
[INFO] [stdout] 25 |             mass: f32,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout] 26 |             #[serde(rename = "NumberofNeutrons")]
[INFO] [stdout] 27 |             neutrons: u32,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 28 |             #[serde(rename = "NumberofProtons")]
[INFO] [stdout] 29 |             protons: u32,
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 30 |             #[serde(rename = "NumberofElectrons")]
[INFO] [stdout] 31 |             electrons: u32,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 32 |             period: u32,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 33 |             group: u32,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |             radius: f32,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 43 |             electronegativity: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 44 |             #[serde(rename = "FirstIonization")]
[INFO] [stdout] 45 |             first_ionization_energy: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 46 |             density: f32,
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 47 |             melting_point: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 48 |             boiling_point: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 49 |             #[serde(rename = "NumberOfIsotopes")]
[INFO] [stdout] 50 |             isotopes: u32,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 51 |             discoverer: String,
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 52 |             #[serde(rename = "Year")]
[INFO] [stdout] 53 |             year_of_discovery: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 54 |             #[serde(rename = "SpecificHeat")]
[INFO] [stdout] 55 |             specific_heat_capacity: f32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 56 |             #[serde(rename = "NumberofShells")]
[INFO] [stdout] 57 |             shells: u32,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 58 |             #[serde(rename = "NumberofValence")]
[INFO] [stdout] 59 |             valence_electrons: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ElementRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "a99ac3bc215928b0ca42c618ed152d126ccfca9662f696b8a739c1e3beada9c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a99ac3bc215928b0ca42c618ed152d126ccfca9662f696b8a739c1e3beada9c2", kill_on_drop: false }`
[INFO] [stdout] a99ac3bc215928b0ca42c618ed152d126ccfca9662f696b8a739c1e3beada9c2
