[INFO] cloning repository https://github.com/hman523/minlisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hman523/minlisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhman523%2Fminlisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhman523%2Fminlisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a12c3ee720b20443ce44ebdea1c71aab47bc96cc
[INFO] checking hman523/minlisp against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhman523%2Fminlisp" "/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/hman523/minlisp on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hman523/minlisp
[INFO] finished tweaking git repo https://github.com/hman523/minlisp
[INFO] tweaked toml for git repo https://github.com/hman523/minlisp written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hman523/minlisp 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded cc v1.0.48
[INFO] [stderr]   Downloaded rustyline v5.0.5
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] [stderr]   Downloaded synstructure v0.12.3
[INFO] [stderr]   Downloaded blake2b_simd v0.5.9
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded syn v1.0.11
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1632cfd5992aeb0ea934bf8e5edac7309f03f23d0fd989e9b93f60cf22b0ab68
[INFO] running `Command { std: "docker" "start" "-a" "1632cfd5992aeb0ea934bf8e5edac7309f03f23d0fd989e9b93f60cf22b0ab68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1632cfd5992aeb0ea934bf8e5edac7309f03f23d0fd989e9b93f60cf22b0ab68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1632cfd5992aeb0ea934bf8e5edac7309f03f23d0fd989e9b93f60cf22b0ab68", kill_on_drop: false }`
[INFO] [stdout] 1632cfd5992aeb0ea934bf8e5edac7309f03f23d0fd989e9b93f60cf22b0ab68
[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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33202131e83a55bae2cc9eba8c0a7be39805e11645baa38d3784761ba6a5a9e5
[INFO] running `Command { std: "docker" "start" "-a" "33202131e83a55bae2cc9eba8c0a7be39805e11645baa38d3784761ba6a5a9e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rustyline v5.0.5
[INFO] [stderr]     Checking minlisp v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |                     ((a - b).abs() < std::f64::EPSILON)
[INFO] [stdout]     |                     ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 241 -                     ((a - b).abs() < std::f64::EPSILON)
[INFO] [stdout] 241 +                     (a - b).abs() < std::f64::EPSILON
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |                     ((a - b).abs() < std::f64::EPSILON)
[INFO] [stdout]     |                     ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 241 -                     ((a - b).abs() < std::f64::EPSILON)
[INFO] [stdout] 241 +                     (a - b).abs() < std::f64::EPSILON
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1014:30
[INFO] [stdout]      |
[INFO] [stdout] 1014 |             Err(e) => panic!(e),
[INFO] [stdout]      |                              ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1014 |             Err(e) => panic!("{}", e),
[INFO] [stdout]      |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1014 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]      |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1019:30
[INFO] [stdout]      |
[INFO] [stdout] 1019 |             Err(e) => panic!(e),
[INFO] [stdout]      |                              ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1019 |             Err(e) => panic!("{}", e),
[INFO] [stdout]      |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1019 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]      |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1036:30
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             Err(e) => panic!(e),
[INFO] [stdout]      |                              ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             Err(e) => panic!("{}", e),
[INFO] [stdout]      |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]      |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1041:30
[INFO] [stdout]      |
[INFO] [stdout] 1041 |             Err(e) => panic!(e),
[INFO] [stdout]      |                              ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1041 |             Err(e) => panic!("{}", e),
[INFO] [stdout]      |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1041 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]      |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1061:30
[INFO] [stdout]      |
[INFO] [stdout] 1061 |             Err(e) => panic!(e),
[INFO] [stdout]      |                              ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1061 |             Err(e) => panic!("{}", e),
[INFO] [stdout]      |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1061 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]      |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1066:30
[INFO] [stdout]      |
[INFO] [stdout] 1066 |             Err(e) => panic!(e),
[INFO] [stdout]      |                              ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1066 |             Err(e) => panic!("{}", e),
[INFO] [stdout]      |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1066 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]      |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "33202131e83a55bae2cc9eba8c0a7be39805e11645baa38d3784761ba6a5a9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33202131e83a55bae2cc9eba8c0a7be39805e11645baa38d3784761ba6a5a9e5", kill_on_drop: false }`
[INFO] [stdout] 33202131e83a55bae2cc9eba8c0a7be39805e11645baa38d3784761ba6a5a9e5