[INFO] cloning repository https://github.com/MysteryJump/tapl-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MysteryJump/tapl-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMysteryJump%2Ftapl-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMysteryJump%2Ftapl-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1899d78b048b5b4b5dd94ca296609b8d1d99fc3a
[INFO] checking MysteryJump/tapl-rust against try#e983148bd5f0f0db270bfb72149f5e892e68b67f for pr-150322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMysteryJump%2Ftapl-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MysteryJump/tapl-rust
[INFO] finished tweaking git repo https://github.com/MysteryJump/tapl-rust
[INFO] tweaked toml for git repo https://github.com/MysteryJump/tapl-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MysteryJump/tapl-rust on toolchain e983148bd5f0f0db270bfb72149f5e892e68b67f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MysteryJump/tapl-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" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/TheDan64/inkwell`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lock_api v0.4.3
[INFO] [stderr]   Downloaded llvm-sys v100.2.1
[INFO] [stderr]   Downloaded redox_syscall v0.2.5
[INFO] [stderr]   Downloaded syn v1.0.69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c8ca71b95fda65b6cb8da5f1fe1f1f60871571052404b32761ede77929018dd
[INFO] running `Command { std: "docker" "start" "-a" "1c8ca71b95fda65b6cb8da5f1fe1f1f60871571052404b32761ede77929018dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c8ca71b95fda65b6cb8da5f1fe1f1f60871571052404b32761ede77929018dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8ca71b95fda65b6cb8da5f1fe1f1f60871571052404b32761ede77929018dd", kill_on_drop: false }`
[INFO] [stdout] 1c8ca71b95fda65b6cb8da5f1fe1f1f60871571052404b32761ede77929018dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5645edf47dedcb622f4eca45f840e0d752f3eaf4488d08aea38485ef5dcc47ef
[INFO] running `Command { std: "docker" "start" "-a" "5645edf47dedcb622f4eca45f840e0d752f3eaf4488d08aea38485ef5dcc47ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#f768691f)
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling llvm-sys v100.2.1
[INFO] [stderr]    Compiling inkwell_internals v0.3.0 (https://github.com/TheDan64/inkwell?branch=master#f768691f)
[INFO] [stderr]     Checking tapl-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]   --> src/chapter7.rs:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn parse(token_stream: Vec<LexicalItem>) {}
[INFO] [stdout]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/chapter7.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Identifier(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LexicalItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 25 -     Identifier(String),
[INFO] [stdout] 25 +     Identifier(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Term` is never used
[INFO] [stdout]   --> src/chapter7.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Term {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]   --> src/chapter7.rs:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn parse(token_stream: Vec<LexicalItem>) {}
[INFO] [stdout]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/chapter7.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Identifier(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LexicalItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 25 -     Identifier(String),
[INFO] [stdout] 25 +     Identifier(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Term` is never used
[INFO] [stdout]   --> src/chapter7.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Term {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `Command { std: "docker" "inspect" "5645edf47dedcb622f4eca45f840e0d752f3eaf4488d08aea38485ef5dcc47ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5645edf47dedcb622f4eca45f840e0d752f3eaf4488d08aea38485ef5dcc47ef", kill_on_drop: false }`
[INFO] [stdout] 5645edf47dedcb622f4eca45f840e0d752f3eaf4488d08aea38485ef5dcc47ef
