[INFO] cloning repository https://github.com/yichaolemon/Symbolic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yichaolemon/Symbolic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyichaolemon%2FSymbolic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyichaolemon%2FSymbolic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d95d6a8118138b337e06465177b249f2b2c0da4
[INFO] testing yichaolemon/Symbolic against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyichaolemon%2FSymbolic" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yichaolemon/Symbolic on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yichaolemon/Symbolic
[INFO] finished tweaking git repo https://github.com/yichaolemon/Symbolic
[INFO] tweaked toml for git repo https://github.com/yichaolemon/Symbolic written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/yichaolemon/Symbolic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0eb291e763094b7811308b17e7c07a928709e0c3a1fa01515eb6f220de1d2691
[INFO] running `Command { std: "docker" "start" "-a" "0eb291e763094b7811308b17e7c07a928709e0c3a1fa01515eb6f220de1d2691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eb291e763094b7811308b17e7c07a928709e0c3a1fa01515eb6f220de1d2691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb291e763094b7811308b17e7c07a928709e0c3a1fa01515eb6f220de1d2691", kill_on_drop: false }`
[INFO] [stdout] 0eb291e763094b7811308b17e7c07a928709e0c3a1fa01515eb6f220de1d2691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a57ffb63c7f9ec9f5182b896f13f58fd5311b23c51d981933c33b7457ebd9e2
[INFO] running `Command { std: "docker" "start" "-a" "8a57ffb63c7f9ec9f5182b896f13f58fd5311b23c51d981933c33b7457ebd9e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling symbolic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ParseError`, `c`, `parse`, `var`
[INFO] [stdout]  --> src/measure.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{var, c, parser::{Expression, parse, ParseError}};
[INFO] [stdout]   |             ^^^  ^                       ^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_constants`
[INFO] [stdout]    --> src/tree_transform.rs:185:4
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn split_constants(exp: &Expression) -> Option<Expression> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.72s
[INFO] running `Command { std: "docker" "inspect" "8a57ffb63c7f9ec9f5182b896f13f58fd5311b23c51d981933c33b7457ebd9e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a57ffb63c7f9ec9f5182b896f13f58fd5311b23c51d981933c33b7457ebd9e2", kill_on_drop: false }`
[INFO] [stdout] 8a57ffb63c7f9ec9f5182b896f13f58fd5311b23c51d981933c33b7457ebd9e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f58907c9cea7990364bdd7e90ec87a6f02a1fbab9494394d3519200fa3a7cf6
[INFO] running `Command { std: "docker" "start" "-a" "9f58907c9cea7990364bdd7e90ec87a6f02a1fbab9494394d3519200fa3a7cf6", 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] [stderr]    Compiling symbolic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `test_longer_factoring_and_cancellation` is defined multiple times
[INFO] [stdout]    --> src/measure.rs:178:3
[INFO] [stdout]     |
[INFO] [stdout] 172 |   fn test_longer_factoring_and_cancellation() -> Result<(), ParseError> {
[INFO] [stdout]     |   --------------------------------------------------------------------- previous definition of the value `test_longer_factoring_and_cancellation` here
[INFO] [stdout] ...
[INFO] [stdout] 178 |   fn test_longer_factoring_and_cancellation() -> Result<(), ParseError> {
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `test_longer_factoring_and_cancellation` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `test_longer_factoring_and_cancellation` must be defined only once in the value namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `ignored` in this scope
[INFO] [stdout]    --> src/measure.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 177 |   #[ignored]
[INFO] [stdout]     |     ^^^^^^^ help: a built-in attribute with a similar name exists: `ignore`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `symbolic` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "9f58907c9cea7990364bdd7e90ec87a6f02a1fbab9494394d3519200fa3a7cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f58907c9cea7990364bdd7e90ec87a6f02a1fbab9494394d3519200fa3a7cf6", kill_on_drop: false }`
[INFO] [stdout] 9f58907c9cea7990364bdd7e90ec87a6f02a1fbab9494394d3519200fa3a7cf6