[INFO] cloning repository https://github.com/JSH32/iodine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JSH32/iodine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJSH32%2Fiodine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJSH32%2Fiodine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ffda1c0c70b13a25cb7bdf66e7ff559043da1c0
[INFO] testing JSH32/iodine against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJSH32%2Fiodine" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JSH32/iodine on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JSH32/iodine
[INFO] finished tweaking git repo https://github.com/JSH32/iodine
[INFO] tweaked toml for git repo https://github.com/JSH32/iodine written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/JSH32/iodine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8019ef29fcef254fef4bbbe7095e52d6e7e80eb719f00efb6556e7b54373c5a
[INFO] running `Command { std: "docker" "start" "-a" "f8019ef29fcef254fef4bbbe7095e52d6e7e80eb719f00efb6556e7b54373c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8019ef29fcef254fef4bbbe7095e52d6e7e80eb719f00efb6556e7b54373c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8019ef29fcef254fef4bbbe7095e52d6e7e80eb719f00efb6556e7b54373c5a", kill_on_drop: false }`
[INFO] [stdout] f8019ef29fcef254fef4bbbe7095e52d6e7e80eb719f00efb6556e7b54373c5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da9ec89f8516fb3ad42c5abc2e7369a072718fca034ffd98fcf4b12eace89b09
[INFO] running `Command { std: "docker" "start" "-a" "da9ec89f8516fb3ad42c5abc2e7369a072718fca034ffd98fcf4b12eace89b09", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]    Compiling iodine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `lex`
[INFO] [stdout]   --> src/main.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn lex(input: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lex`
[INFO] [stdout]   --> src/lexer/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lex(&mut self) -> Result<Vec<Token>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Node`
[INFO] [stdout]  --> src/parser/ast.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Node {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.70s
[INFO] running `Command { std: "docker" "inspect" "da9ec89f8516fb3ad42c5abc2e7369a072718fca034ffd98fcf4b12eace89b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da9ec89f8516fb3ad42c5abc2e7369a072718fca034ffd98fcf4b12eace89b09", kill_on_drop: false }`
[INFO] [stdout] da9ec89f8516fb3ad42c5abc2e7369a072718fca034ffd98fcf4b12eace89b09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb6b71ad5ef2a5cb24a17f9f2d79a6528494f36ec550bd22ae5ddf1bb219bf96
[INFO] running `Command { std: "docker" "start" "-a" "fb6b71ad5ef2a5cb24a17f9f2d79a6528494f36ec550bd22ae5ddf1bb219bf96", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iodine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `lex`
[INFO] [stdout]   --> src/main.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn lex(input: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lex`
[INFO] [stdout]   --> src/lexer/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lex(&mut self) -> Result<Vec<Token>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Node`
[INFO] [stdout]  --> src/parser/ast.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Node {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/iodine-b184ec52049d39ce)
[INFO] running `Command { std: "docker" "inspect" "fb6b71ad5ef2a5cb24a17f9f2d79a6528494f36ec550bd22ae5ddf1bb219bf96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb6b71ad5ef2a5cb24a17f9f2d79a6528494f36ec550bd22ae5ddf1bb219bf96", kill_on_drop: false }`
[INFO] [stdout] fb6b71ad5ef2a5cb24a17f9f2d79a6528494f36ec550bd22ae5ddf1bb219bf96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ea35a38bd026526c5617f5d7e2ebf08b675db82f78137393b2b0aa53da1bd70
[INFO] running `Command { std: "docker" "start" "-a" "8ea35a38bd026526c5617f5d7e2ebf08b675db82f78137393b2b0aa53da1bd70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `lex`
[INFO] [stderr]   --> src/main.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn lex(input: &str) -> Result<(), String> {
[INFO] [stderr]    |    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `lex`
[INFO] [stderr]   --> src/lexer/mod.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn lex(&mut self) -> Result<Vec<Token>> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Node`
[INFO] [stderr]  --> src/parser/ast.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum Node {
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `iodine` (bin "iodine" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/iodine-b184ec52049d39ce)
[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" "8ea35a38bd026526c5617f5d7e2ebf08b675db82f78137393b2b0aa53da1bd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea35a38bd026526c5617f5d7e2ebf08b675db82f78137393b2b0aa53da1bd70", kill_on_drop: false }`
[INFO] [stdout] 8ea35a38bd026526c5617f5d7e2ebf08b675db82f78137393b2b0aa53da1bd70