[INFO] cloning repository https://github.com/mchesser/pchip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mchesser/pchip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchesser%2Fpchip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchesser%2Fpchip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52c7096826868b8d79924bc9dcde66159a6bd29e
[INFO] testing mchesser/pchip against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchesser%2Fpchip" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mchesser/pchip on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mchesser/pchip
[INFO] finished tweaking git repo https://github.com/mchesser/pchip
[INFO] tweaked toml for git repo https://github.com/mchesser/pchip written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/mchesser/pchip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b17b083aa38ce97dc2c9345b5c968029d388acd56f28234de5fe29b834f0e64b
[INFO] running `Command { std: "docker" "start" "-a" "b17b083aa38ce97dc2c9345b5c968029d388acd56f28234de5fe29b834f0e64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b17b083aa38ce97dc2c9345b5c968029d388acd56f28234de5fe29b834f0e64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17b083aa38ce97dc2c9345b5c968029d388acd56f28234de5fe29b834f0e64b", kill_on_drop: false }`
[INFO] [stdout] b17b083aa38ce97dc2c9345b5c968029d388acd56f28234de5fe29b834f0e64b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42ee0448ea82389e6fe5d9dfeffe338bdddd2198711b7632a7891bc61d990ea3
[INFO] running `Command { std: "docker" "start" "-a" "42ee0448ea82389e6fe5d9dfeffe338bdddd2198711b7632a7891bc61d990ea3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pchip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 |             '0'...'9' => {
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut input = String::new();;
[INFO] [stdout]    |                                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `SpecialRegId`
[INFO] [stdout]  --> src/dlx/asm.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type SpecialRegId = usize;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TrapId`
[INFO] [stdout]  --> src/dlx/asm.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type TrapId = usize;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unknown`
[INFO] [stdout]   --> src/dlx/asm.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Unknown(LabelId),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEAP_POINTER`
[INFO] [stdout]   --> src/dlx/codegen.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | const HEAP_POINTER: RegId = 15;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Uint`
[INFO] [stdout]   --> src/lexer.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     Uint,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `escape_HACK` should have a snake case name
[INFO] [stdout]    --> src/parser.rs:424:21
[INFO] [stdout]     |
[INFO] [stdout] 424 |                 let escape_HACK = value.chars().filter(|&x| x == '\\').count() as i32;
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: convert the identifier to snake case: `escape_hack`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "42ee0448ea82389e6fe5d9dfeffe338bdddd2198711b7632a7891bc61d990ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ee0448ea82389e6fe5d9dfeffe338bdddd2198711b7632a7891bc61d990ea3", kill_on_drop: false }`
[INFO] [stdout] 42ee0448ea82389e6fe5d9dfeffe338bdddd2198711b7632a7891bc61d990ea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7baadc3745215b66402e2da0dbafda1f86e1041c8f10b2b00aed0e5b0a42df7b
[INFO] running `Command { std: "docker" "start" "-a" "7baadc3745215b66402e2da0dbafda1f86e1041c8f10b2b00aed0e5b0a42df7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pchip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 |             '0'...'9' => {
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut input = String::new();;
[INFO] [stdout]    |                                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `SpecialRegId`
[INFO] [stdout]  --> src/dlx/asm.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type SpecialRegId = usize;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TrapId`
[INFO] [stdout]  --> src/dlx/asm.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type TrapId = usize;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unknown`
[INFO] [stdout]   --> src/dlx/asm.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Unknown(LabelId),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEAP_POINTER`
[INFO] [stdout]   --> src/dlx/codegen.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | const HEAP_POINTER: RegId = 15;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Uint`
[INFO] [stdout]   --> src/lexer.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     Uint,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `escape_HACK` should have a snake case name
[INFO] [stdout]    --> src/parser.rs:424:21
[INFO] [stdout]     |
[INFO] [stdout] 424 |                 let escape_HACK = value.chars().filter(|&x| x == '\\').count() as i32;
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: convert the identifier to snake case: `escape_hack`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "7baadc3745215b66402e2da0dbafda1f86e1041c8f10b2b00aed0e5b0a42df7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7baadc3745215b66402e2da0dbafda1f86e1041c8f10b2b00aed0e5b0a42df7b", kill_on_drop: false }`
[INFO] [stdout] 7baadc3745215b66402e2da0dbafda1f86e1041c8f10b2b00aed0e5b0a42df7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c833b0b00d172d9ab2c445a7b661be3dfb4aa858dad35ccf6aefc155b2f990ab
[INFO] running `Command { std: "docker" "start" "-a" "c833b0b00d172d9ab2c445a7b661be3dfb4aa858dad35ccf6aefc155b2f990ab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lexer.rs:186:16
[INFO] [stderr]     |
[INFO] [stderr] 186 |             '0'...'9' => {
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:30:35
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut input = String::new();;
[INFO] [stderr]    |                                   ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `SpecialRegId`
[INFO] [stderr]  --> src/dlx/asm.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type SpecialRegId = usize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `TrapId`
[INFO] [stderr]  --> src/dlx/asm.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type TrapId = usize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unknown`
[INFO] [stderr]   --> src/dlx/asm.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Unknown(LabelId),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `HEAP_POINTER`
[INFO] [stderr]   --> src/dlx/codegen.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | const HEAP_POINTER: RegId = 15;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Uint`
[INFO] [stderr]   --> src/lexer.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Uint,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `escape_HACK` should have a snake case name
[INFO] [stderr]    --> src/parser.rs:424:21
[INFO] [stderr]     |
[INFO] [stderr] 424 |                 let escape_HACK = value.chars().filter(|&x| x == '\\').count() as i32;
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: convert the identifier to snake case: `escape_hack`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pchip` (bin "pchip" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pchip-b604af0b3a270206)
[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" "c833b0b00d172d9ab2c445a7b661be3dfb4aa858dad35ccf6aefc155b2f990ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c833b0b00d172d9ab2c445a7b661be3dfb4aa858dad35ccf6aefc155b2f990ab", kill_on_drop: false }`
[INFO] [stdout] c833b0b00d172d9ab2c445a7b661be3dfb4aa858dad35ccf6aefc155b2f990ab