[INFO] cloning repository https://github.com/pierreyoda/advent-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pierreyoda/advent-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust/hooks/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/pierreyoda/advent-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pierreyoda/advent-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust/refs/heads: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/pierreyoda/advent-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pierreyoda/advent-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust'...
[INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/pierreyoda/advent-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pierreyoda/advent-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7dec8c57284c7a12933a8ecc45ff4959ce53e526
[INFO] checking pierreyoda/advent-2019-rust against try#c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6 for pr-145463
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierreyoda%2Fadvent-2019-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pierreyoda/advent-2019-rust
[INFO] finished tweaking git repo https://github.com/pierreyoda/advent-2019-rust
[INFO] tweaked toml for git repo https://github.com/pierreyoda/advent-2019-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pierreyoda/advent-2019-rust on toolchain c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pierreyoda/advent-2019-rust 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" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 332ea134b65a9b86888465370f8018707ddf97b8ef64bdccf93da0ff5a28731b
[INFO] running `Command { std: "docker" "start" "-a" "332ea134b65a9b86888465370f8018707ddf97b8ef64bdccf93da0ff5a28731b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "332ea134b65a9b86888465370f8018707ddf97b8ef64bdccf93da0ff5a28731b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332ea134b65a9b86888465370f8018707ddf97b8ef64bdccf93da0ff5a28731b", kill_on_drop: false }`
[INFO] [stdout] 332ea134b65a9b86888465370f8018707ddf97b8ef64bdccf93da0ff5a28731b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39bab750c5a830d840f207eac82940ab5412e733696a297a4db8f01ec4312efd
[INFO] running `Command { std: "docker" "start" "-a" "39bab750c5a830d840f207eac82940ab5412e733696a297a4db8f01ec4312efd", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking colored v3.0.0
[INFO] [stderr]     Checking advent_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `parsed` is never read
[INFO] [stdout]   --> src/day-4/main.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Password {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 51 |     raw: String,
[INFO] [stdout] 52 |     parsed: PasswordScalar,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Password` 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: method `directions` is never used
[INFO] [stdout]    --> src/day-3/main.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl Wire {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] 110 |     pub fn directions(&self) -> &Vec<WireOffsetPosition> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/day-5/main.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let opcode: Scalar = opcode_string
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parsed` is never read
[INFO] [stdout]   --> src/day-4/main.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Password {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 51 |     raw: String,
[INFO] [stdout] 52 |     parsed: PasswordScalar,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Password` 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: unreachable pattern
[INFO] [stdout]    --> src/day-5/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |             _ => false, // TODO:
[INFO] [stdout]     |             - matches any value
[INFO] [stdout] 209 |             Instruction::Halt => true,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OPERATION_CODE_INPUT` is never used
[INFO] [stdout]   --> src/day-5/main.rs:61:7
[INFO] [stdout]    |
[INFO] [stdout] 61 | const OPERATION_CODE_INPUT: Scalar = 3;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OPERATION_CODE_OUTPUT` is never used
[INFO] [stdout]   --> src/day-5/main.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 | const OPERATION_CODE_OUTPUT: Scalar = 4;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `program_counter_snapshot` is never used
[INFO] [stdout]   --> src/day-5/main.rs:99:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl VirtualMachine {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn program_counter_snapshot(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InstructionMode` is never used
[INFO] [stdout]    --> src/day-5/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 | enum InstructionMode {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Input` and `Output` are never constructed
[INFO] [stdout]    --> src/day-5/main.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | enum Instruction {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 123 |     Input(Scalar),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 124 |     /// Outputs the value of its only parameter.
[INFO] [stdout] 125 |     Output(Scalar),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `code` is never used
[INFO] [stdout]    --> src/day-5/main.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 130 | impl Instruction {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 131 |     pub fn code(&self) -> Scalar {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instruction_mode` is never used
[INFO] [stdout]    --> src/day-5/main.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 |         fn parse_instruction_mode(raw_mode: &str) -> Result<InstructionMode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `program_counter_snapshot` is never used
[INFO] [stdout]   --> src/day-2/main.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl VirtualMachine {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn program_counter_snapshot(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `code` is never used
[INFO] [stdout]    --> src/day-2/main.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl Instruction {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 117 |     pub fn code(&self) -> Scalar {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/day-5/main.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let opcode: Scalar = opcode_string
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/day-5/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |             _ => false, // TODO:
[INFO] [stdout]     |             - matches any value
[INFO] [stdout] 209 |             Instruction::Halt => true,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OPERATION_CODE_INPUT` is never used
[INFO] [stdout]   --> src/day-5/main.rs:61:7
[INFO] [stdout]    |
[INFO] [stdout] 61 | const OPERATION_CODE_INPUT: Scalar = 3;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OPERATION_CODE_OUTPUT` is never used
[INFO] [stdout]   --> src/day-5/main.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 | const OPERATION_CODE_OUTPUT: Scalar = 4;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InstructionMode` is never used
[INFO] [stdout]    --> src/day-5/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 | enum InstructionMode {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Input` and `Output` are never constructed
[INFO] [stdout]    --> src/day-5/main.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | enum Instruction {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 123 |     Input(Scalar),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 124 |     /// Outputs the value of its only parameter.
[INFO] [stdout] 125 |     Output(Scalar),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `code` is never used
[INFO] [stdout]    --> src/day-5/main.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 130 | impl Instruction {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 131 |     pub fn code(&self) -> Scalar {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instruction_mode` is never used
[INFO] [stdout]    --> src/day-5/main.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 |         fn parse_instruction_mode(raw_mode: &str) -> Result<InstructionMode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `code` is never used
[INFO] [stdout]    --> src/day-2/main.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl Instruction {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 117 |     pub fn code(&self) -> Scalar {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "39bab750c5a830d840f207eac82940ab5412e733696a297a4db8f01ec4312efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39bab750c5a830d840f207eac82940ab5412e733696a297a4db8f01ec4312efd", kill_on_drop: false }`
[INFO] [stdout] 39bab750c5a830d840f207eac82940ab5412e733696a297a4db8f01ec4312efd