[INFO] cloning repository https://github.com/mmclar/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmclar/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmclar%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmclar%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74663fdda4b2351e26f451a4696c644e3129bdfa
[INFO] building mmclar/rlox 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%2Fmmclar%2Frlox" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmclar/rlox 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/mmclar/rlox
[INFO] finished tweaking git repo https://github.com/mmclar/rlox
[INFO] tweaked toml for git repo https://github.com/mmclar/rlox written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mmclar/rlox 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4d0797911dcb45fcc66f021ebe6efce1fb678963b23ca9d8324089dd005a726d
[INFO] running `Command { std: "docker" "start" "-a" "4d0797911dcb45fcc66f021ebe6efce1fb678963b23ca9d8324089dd005a726d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d0797911dcb45fcc66f021ebe6efce1fb678963b23ca9d8324089dd005a726d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d0797911dcb45fcc66f021ebe6efce1fb678963b23ca9d8324089dd005a726d", kill_on_drop: false }`
[INFO] [stdout] 4d0797911dcb45fcc66f021ebe6efce1fb678963b23ca9d8324089dd005a726d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 26b4ccb8e2ad99029b8dd735b9c867e8a5f3f4c2c013a1844c88c28ba23e5510
[INFO] running `Command { std: "docker" "start" "-a" "26b4ccb8e2ad99029b8dd735b9c867e8a5f3f4c2c013a1844c88c28ba23e5510", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::value::ValueType::Bool`
[INFO] [stdout]  --> src/value.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::value::ValueType::Bool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueData`
[INFO] [stdout]  --> src/vm.rs:3:91
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::value::{as_bool, as_number, bool_val, NIL_VAL, number_val, print_value, Value, ValueData, ValueType};
[INFO] [stdout]   |                                                                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_OR` is never used
[INFO] [stdout]   --> src/parser.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub static PREC_OR: i32 = 3;
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_AND` is never used
[INFO] [stdout]   --> src/parser.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub static PREC_AND: i32 = 4;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_CALL` is never used
[INFO] [stdout]   --> src/parser.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub static PREC_CALL: i32 = 10;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_PRIMARY` is never used
[INFO] [stdout]   --> src/parser.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub static PREC_PRIMARY: i32 = 11;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "26b4ccb8e2ad99029b8dd735b9c867e8a5f3f4c2c013a1844c88c28ba23e5510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b4ccb8e2ad99029b8dd735b9c867e8a5f3f4c2c013a1844c88c28ba23e5510", kill_on_drop: false }`
[INFO] [stdout] 26b4ccb8e2ad99029b8dd735b9c867e8a5f3f4c2c013a1844c88c28ba23e5510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e852a5160c615dd5cd1fdc8fd1a1332c4d0137d7be676e2fe23176fada2540d7
[INFO] running `Command { std: "docker" "start" "-a" "e852a5160c615dd5cd1fdc8fd1a1332c4d0137d7be676e2fe23176fada2540d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::value::ValueType::Bool`
[INFO] [stdout]  --> src/value.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::value::ValueType::Bool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueData`
[INFO] [stdout]  --> src/vm.rs:3:91
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::value::{as_bool, as_number, bool_val, NIL_VAL, number_val, print_value, Value, ValueData, ValueType};
[INFO] [stdout]   |                                                                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_OR` is never used
[INFO] [stdout]   --> src/parser.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub static PREC_OR: i32 = 3;
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_AND` is never used
[INFO] [stdout]   --> src/parser.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub static PREC_AND: i32 = 4;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_CALL` is never used
[INFO] [stdout]   --> src/parser.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub static PREC_CALL: i32 = 10;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PREC_PRIMARY` is never used
[INFO] [stdout]   --> src/parser.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub static PREC_PRIMARY: i32 = 11;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "e852a5160c615dd5cd1fdc8fd1a1332c4d0137d7be676e2fe23176fada2540d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e852a5160c615dd5cd1fdc8fd1a1332c4d0137d7be676e2fe23176fada2540d7", kill_on_drop: false }`
[INFO] [stdout] e852a5160c615dd5cd1fdc8fd1a1332c4d0137d7be676e2fe23176fada2540d7