[INFO] cloning repository https://github.com/ericrobolson/Lisper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericrobolson/Lisper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericrobolson%2FLisper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericrobolson%2FLisper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93bdcea23c7a6f85801b890118d24932c701ad44
[INFO] building ericrobolson/Lisper against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericrobolson%2FLisper" "/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/ericrobolson/Lisper on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ericrobolson/Lisper
[INFO] finished tweaking git repo https://github.com/ericrobolson/Lisper
[INFO] tweaked toml for git repo https://github.com/ericrobolson/Lisper written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ericrobolson/Lisper 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15ed65d5bc054edc6a6b09a8b4897ada335552f02439b9d102b3aca91b7328f4
[INFO] running `Command { std: "docker" "start" "-a" "15ed65d5bc054edc6a6b09a8b4897ada335552f02439b9d102b3aca91b7328f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15ed65d5bc054edc6a6b09a8b4897ada335552f02439b9d102b3aca91b7328f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ed65d5bc054edc6a6b09a8b4897ada335552f02439b9d102b3aca91b7328f4", kill_on_drop: false }`
[INFO] [stdout] 15ed65d5bc054edc6a6b09a8b4897ada335552f02439b9d102b3aca91b7328f4
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a324446aaa1c0a494c49532913d23947bbb46d679174e1fb80f26ad7f9dcd90
[INFO] running `Command { std: "docker" "start" "-a" "8a324446aaa1c0a494c49532913d23947bbb46d679174e1fb80f26ad7f9dcd90", kill_on_drop: false }`
[INFO] [stderr]    Compiling lisper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/list.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 Ast::Number(n) => true,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parser.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 State::List(state) => {
[INFO] [stdout]     |                 ------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 143 |                 _ => None,
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "8a324446aaa1c0a494c49532913d23947bbb46d679174e1fb80f26ad7f9dcd90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a324446aaa1c0a494c49532913d23947bbb46d679174e1fb80f26ad7f9dcd90", kill_on_drop: false }`
[INFO] [stdout] 8a324446aaa1c0a494c49532913d23947bbb46d679174e1fb80f26ad7f9dcd90
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 271a38e15cc9184967acdb5be7a5d21c730e63a3834154ddf77f62eb29a93588
[INFO] running `Command { std: "docker" "start" "-a" "271a38e15cc9184967acdb5be7a5d21c730e63a3834154ddf77f62eb29a93588", kill_on_drop: false }`
[INFO] [stderr]    Compiling lisper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/list.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 Ast::Number(n) => true,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parser.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 State::List(state) => {
[INFO] [stdout]     |                 ------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 143 |                 _ => None,
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/list.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 Ast::Number(n) => true,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parser.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 State::List(state) => {
[INFO] [stdout]     |                 ------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 143 |                 _ => None,
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "271a38e15cc9184967acdb5be7a5d21c730e63a3834154ddf77f62eb29a93588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271a38e15cc9184967acdb5be7a5d21c730e63a3834154ddf77f62eb29a93588", kill_on_drop: false }`
[INFO] [stdout] 271a38e15cc9184967acdb5be7a5d21c730e63a3834154ddf77f62eb29a93588