[INFO] cloning repository https://github.com/1ntEgr8/lc3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1ntEgr8/lc3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1ntEgr8%2Flc3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1ntEgr8%2Flc3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92e890bfb8069887ce98af0a439703466bded47f
[INFO] checking 1ntEgr8/lc3 against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1ntEgr8%2Flc3" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/1ntEgr8/lc3 on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/1ntEgr8/lc3
[INFO] finished tweaking git repo https://github.com/1ntEgr8/lc3
[INFO] tweaked toml for git repo https://github.com/1ntEgr8/lc3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/1ntEgr8/lc3 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5896fb801408b2fa8b4a837e0ddd41bc03e000540cf8089b568a4d4abfce3b89
[INFO] running `Command { std: "docker" "start" "-a" "5896fb801408b2fa8b4a837e0ddd41bc03e000540cf8089b568a4d4abfce3b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5896fb801408b2fa8b4a837e0ddd41bc03e000540cf8089b568a4d4abfce3b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5896fb801408b2fa8b4a837e0ddd41bc03e000540cf8089b568a4d4abfce3b89", kill_on_drop: false }`
[INFO] [stdout] 5896fb801408b2fa8b4a837e0ddd41bc03e000540cf8089b568a4d4abfce3b89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 401950f700d4e9fe73fac653da033d22bb2d9590906bed2cc711f15f1eeb5607
[INFO] running `Command { std: "docker" "start" "-a" "401950f700d4e9fe73fac653da033d22bb2d9590906bed2cc711f15f1eeb5607", kill_on_drop: false }`
[INFO] [stderr]     Checking lc3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/lex.rs:86:33
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   let token = self.lex_token();
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NumberData` is more private than the item `Token::NUMBER::0`
[INFO] [stdout]   --> src/lex.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NUMBER(NumberData)
[INFO] [stdout]    |            ^^^^^^^^^^ field `Token::NUMBER::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `NumberData` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/lex.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct NumberData {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lex.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     PSEUDO(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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] 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] 11 -     PSEUDO(String),
[INFO] [stdout] 11 +     PSEUDO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lex.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     COMMENT(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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] 12 -     COMMENT(String),
[INFO] [stdout] 12 +     COMMENT(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LABEL`, `INSTR`, and `NUMBER` are never constructed
[INFO] [stdout]   --> src/lex.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum Token {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 8  |     LABEL,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 9  |     INSTR,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     NUMBER(NumberData)
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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 `radix` and `value` are never read
[INFO] [stdout]   --> src/lex.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct NumberData {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 18 |     radix: Radix,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     value: String
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NumberData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `BIN`, `HEX`, and `DEC` are never constructed
[INFO] [stdout]   --> src/lex.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Radix {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 24 |     BIN,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 25 |     HEX,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     DEC
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Radix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lex.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl LexerError {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 41 |     fn new(message: &str) -> LexerError {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/lex.rs:86:33
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   let token = self.lex_token();
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NumberData` is more private than the item `Token::NUMBER::0`
[INFO] [stdout]   --> src/lex.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NUMBER(NumberData)
[INFO] [stdout]    |            ^^^^^^^^^^ field `Token::NUMBER::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `NumberData` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/lex.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct NumberData {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lex.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     PSEUDO(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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] 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] 11 -     PSEUDO(String),
[INFO] [stdout] 11 +     PSEUDO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lex.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     COMMENT(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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] 12 -     COMMENT(String),
[INFO] [stdout] 12 +     COMMENT(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LABEL`, `INSTR`, and `NUMBER` are never constructed
[INFO] [stdout]   --> src/lex.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum Token {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 8  |     LABEL,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 9  |     INSTR,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     NUMBER(NumberData)
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` 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 `radix` and `value` are never read
[INFO] [stdout]   --> src/lex.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct NumberData {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 18 |     radix: Radix,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     value: String
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NumberData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `BIN`, `HEX`, and `DEC` are never constructed
[INFO] [stdout]   --> src/lex.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Radix {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 24 |     BIN,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 25 |     HEX,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     DEC
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Radix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lex.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl LexerError {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 41 |     fn new(message: &str) -> LexerError {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "401950f700d4e9fe73fac653da033d22bb2d9590906bed2cc711f15f1eeb5607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401950f700d4e9fe73fac653da033d22bb2d9590906bed2cc711f15f1eeb5607", kill_on_drop: false }`
[INFO] [stdout] 401950f700d4e9fe73fac653da033d22bb2d9590906bed2cc711f15f1eeb5607
