[INFO] cloning repository https://github.com/MoritzKn/mol-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MoritzKn/mol-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzKn%2Fmol-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzKn%2Fmol-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0f64c4c2ad2a4a63825eb0a20ea3cc871635690
[INFO] checking MoritzKn/mol-lang/e0f64c4c2ad2a4a63825eb0a20ea3cc871635690 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzKn%2Fmol-lang" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MoritzKn/mol-lang on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MoritzKn/mol-lang
[INFO] finished tweaking git repo https://github.com/MoritzKn/mol-lang
[INFO] tweaked toml for git repo https://github.com/MoritzKn/mol-lang written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MoritzKn/mol-lang 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v1.1.1
[INFO] [stderr]   Downloaded rustyline-derive v0.4.0
[INFO] [stderr]   Downloaded wasi v0.10.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded peg v0.5.7
[INFO] [stderr]   Downloaded rand v0.8.2
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38f932b47d0eddb36a6fd919cec2a4ce00df3668c3f917fea5ff1dc7a6f6253e
[INFO] running `Command { std: "docker" "start" "-a" "38f932b47d0eddb36a6fd919cec2a4ce00df3668c3f917fea5ff1dc7a6f6253e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38f932b47d0eddb36a6fd919cec2a4ce00df3668c3f917fea5ff1dc7a6f6253e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f932b47d0eddb36a6fd919cec2a4ce00df3668c3f917fea5ff1dc7a6f6253e", kill_on_drop: false }`
[INFO] [stdout] 38f932b47d0eddb36a6fd919cec2a4ce00df3668c3f917fea5ff1dc7a6f6253e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 112285cbcd53a822941ed1f4a92cb876335d6a47f9f7b9809c9e9e56081bd5da
[INFO] running `Command { std: "docker" "start" "-a" "112285cbcd53a822941ed1f4a92cb876335d6a47f9f7b9809c9e9e56081bd5da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.1.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling peg v0.5.7
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling mol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stdout] warning: method `as_map` is never used
[INFO] [stdout]    --> src/interpreter.rs:384:12
[INFO] [stdout]     |
[INFO] [stdout] 275 | impl Value {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub fn as_map(self) -> Result<HashMap<String, Value>, Value> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_map` is never used
[INFO] [stdout]    --> src/interpreter.rs:384:12
[INFO] [stdout]     |
[INFO] [stdout] 275 | impl Value {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub fn as_map(self) -> Result<HashMap<String, Value>, Value> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s
[INFO] running `Command { std: "docker" "inspect" "112285cbcd53a822941ed1f4a92cb876335d6a47f9f7b9809c9e9e56081bd5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112285cbcd53a822941ed1f4a92cb876335d6a47f9f7b9809c9e9e56081bd5da", kill_on_drop: false }`
[INFO] [stdout] 112285cbcd53a822941ed1f4a92cb876335d6a47f9f7b9809c9e9e56081bd5da