[INFO] cloning repository https://github.com/fanduin/iridium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fanduin/iridium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/fanduin/iridium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fanduin/iridium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3e56623ce9dddad9b866f97663fff0bda3cb12b
[INFO] checking fanduin/iridium against try#7d2afcda7a9c043d5175cbca3ab08f0acf02b13a for pr-140824
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanduin%2Firidium" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fanduin/iridium on toolchain 7d2afcda7a9c043d5175cbca3ab08f0acf02b13a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fanduin/iridium
[INFO] finished tweaking git repo https://github.com/fanduin/iridium
[INFO] tweaked toml for git repo https://github.com/fanduin/iridium written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fanduin/iridium 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" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92842993d12d73cf12db389b62f565f9b57acbbc227f2ec52a708bc6ac2068be
[INFO] running `Command { std: "docker" "start" "-a" "92842993d12d73cf12db389b62f565f9b57acbbc227f2ec52a708bc6ac2068be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92842993d12d73cf12db389b62f565f9b57acbbc227f2ec52a708bc6ac2068be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92842993d12d73cf12db389b62f565f9b57acbbc227f2ec52a708bc6ac2068be", kill_on_drop: false }`
[INFO] [stdout] 92842993d12d73cf12db389b62f565f9b57acbbc227f2ec52a708bc6ac2068be
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c7b9d4d1caa19c3944b5098f7917cbfe83753660eee4e718412e7f84b50ed14
[INFO] running `Command { std: "docker" "start" "-a" "1c7b9d4d1caa19c3944b5098f7917cbfe83753660eee4e718412e7f84b50ed14", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking iridium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arg` and `SubCommand`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use clap::{Arg, App, SubCommand};
[INFO] [stdout]    |            ^^^       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arg` and `SubCommand`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use clap::{Arg, App, SubCommand};
[INFO] [stdout]    |            ^^^       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u32`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:46:69
[INFO] [stdout]    |
[INFO] [stdout] 46 |             AssemblerError::NoSegmentDeclarationFound{ instruction: u32 } => {
[INFO] [stdout]    |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_u32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u32`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:49:78
[INFO] [stdout]    |
[INFO] [stdout] 49 |             AssemblerError::StringConstantDeclaredWithoutLabel{ instruction: u32 } => {
[INFO] [stdout]    |                                                                              ^^^ help: if this is intentional, prefix it with an underscore: `_u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u32`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:55:63
[INFO] [stdout]    |
[INFO] [stdout] 55 |             AssemblerError::UnknownDirectiveFound{ directive: u32 } => {
[INFO] [stdout]    |                                                               ^^^ help: if this is intentional, prefix it with an underscore: `_u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `String`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |             AssemblerError::ParseError{ error: String } => {
[INFO] [stdout]    |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u32`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:46:69
[INFO] [stdout]    |
[INFO] [stdout] 46 |             AssemblerError::NoSegmentDeclarationFound{ instruction: u32 } => {
[INFO] [stdout]    |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_u32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u32`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:49:78
[INFO] [stdout]    |
[INFO] [stdout] 49 |             AssemblerError::StringConstantDeclaredWithoutLabel{ instruction: u32 } => {
[INFO] [stdout]    |                                                                              ^^^ help: if this is intentional, prefix it with an underscore: `_u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u32`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:55:63
[INFO] [stdout]    |
[INFO] [stdout] 55 |             AssemblerError::UnknownDirectiveFound{ directive: u32 } => {
[INFO] [stdout]    |                                                               ^^^ help: if this is intentional, prefix it with an underscore: `_u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `String`
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |             AssemblerError::ParseError{ error: String } => {
[INFO] [stdout]    |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `symbol_type` is never read
[INFO] [stdout]  --> src/assembler/symbols.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Symbol {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     symbol_type: SymbolType
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `String` should have a snake case name
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |             AssemblerError::ParseError{ error: String } => {
[INFO] [stdout]    |                                                ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `symbol_type` is never read
[INFO] [stdout]  --> src/assembler/symbols.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Symbol {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     symbol_type: SymbolType
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `String` should have a snake case name
[INFO] [stdout]   --> src/assembler/assembler_errors.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |             AssemblerError::ParseError{ error: String } => {
[INFO] [stdout]    |                                                ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iridium` (bin "iridium" test); 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/7d2afcda7a9c043d5175cbca3ab08f0acf02b13a/bin/rustc --crate-name iridium --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=9bbe2daba8b4627c -C extra-filename=-ff4cb197eafc3d20 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-eea64b29350a360e.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-afee692d66d592f0.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-c9f482b86a9ecb5b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-faa75689a272d604.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-fcbc749bac81d2fc.rmeta --cap-lints=forbid` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1c7b9d4d1caa19c3944b5098f7917cbfe83753660eee4e718412e7f84b50ed14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7b9d4d1caa19c3944b5098f7917cbfe83753660eee4e718412e7f84b50ed14", kill_on_drop: false }`
[INFO] [stdout] 1c7b9d4d1caa19c3944b5098f7917cbfe83753660eee4e718412e7f84b50ed14