[INFO] cloning repository https://github.com/tomvanwoow/betadog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomvanwoow/betadog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvanwoow%2Fbetadog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvanwoow%2Fbetadog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88adc3d45cf05ba17892d0e16432159567b9bf7f
[INFO] testing tomvanwoow/betadog against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvanwoow%2Fbetadog" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomvanwoow/betadog on toolchain 61223975d46f794466efa832bc7562b9707ecc46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomvanwoow/betadog
[INFO] finished tweaking git repo https://github.com/tomvanwoow/betadog
[INFO] tweaked toml for git repo https://github.com/tomvanwoow/betadog written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tomvanwoow/betadog 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" "+61223975d46f794466efa832bc7562b9707ecc46" "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
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing tomvanwoow/betadog against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvanwoow%2Fbetadog" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomvanwoow/betadog on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomvanwoow/betadog
[INFO] finished tweaking git repo https://github.com/tomvanwoow/betadog
[INFO] tweaked toml for git repo https://github.com/tomvanwoow/betadog written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tomvanwoow/betadog 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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 873d4b59ff669e710bc8ca3f4b804dd3c075970841ce4c1c6ec772a4c9fec698
[INFO] running `Command { std: "docker" "start" "-a" "873d4b59ff669e710bc8ca3f4b804dd3c075970841ce4c1c6ec772a4c9fec698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "873d4b59ff669e710bc8ca3f4b804dd3c075970841ce4c1c6ec772a4c9fec698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873d4b59ff669e710bc8ca3f4b804dd3c075970841ce4c1c6ec772a4c9fec698", kill_on_drop: false }`
[INFO] [stdout] 873d4b59ff669e710bc8ca3f4b804dd3c075970841ce4c1c6ec772a4c9fec698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f161aec2009fbf9f8776205bd9cc5e554de51245c0f0b39f3d9c5a69aa99b367
[INFO] running `Command { std: "docker" "start" "-a" "f161aec2009fbf9f8776205bd9cc5e554de51245c0f0b39f3d9c5a69aa99b367", kill_on_drop: false }`
[INFO] [stderr]    Compiling betadog-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Expr`
[INFO] [stdout]  --> src/betadog/eval.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::expr::{Const, Expr};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `betadog::eval`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use betadog::eval;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval_rat` is never used
[INFO] [stdout]  --> src/betadog/eval.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn eval_rat(r: rat::Rat) -> Const {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn add_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn sub_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn mul_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn div_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `negate_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn negate_const(expr: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reciprocal_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn reciprocal_const(expr: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul_infinity_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn mul_infinity_const(expr: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Rat` and `NegInf` are never constructed
[INFO] [stdout]   --> src/betadog/expr.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub enum Const {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 9  |     Rat(rat::Rat),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     Inf,
[INFO] [stdout] 11 |     NegInf,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Const` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/betadog/expr.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum Func {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 62 |     Sin,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 63 |     Cos,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 64 |     Tan,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 65 |
[INFO] [stdout] 66 |     ASin,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 67 |     ACos,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 68 |     ATan,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 69 |     
[INFO] [stdout] 70 |     Log,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 71 |     Sqrt,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 72 |     Cbrt,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 73 |     Root,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |
[INFO] [stdout] 75 |     Func(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Func` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Call` is never constructed
[INFO] [stdout]    --> src/betadog/expr.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub enum Expr {
[INFO] [stdout]     |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 106 |     Call(Func, Vec<Box<Expr>>),
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "f161aec2009fbf9f8776205bd9cc5e554de51245c0f0b39f3d9c5a69aa99b367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f161aec2009fbf9f8776205bd9cc5e554de51245c0f0b39f3d9c5a69aa99b367", kill_on_drop: false }`
[INFO] [stdout] f161aec2009fbf9f8776205bd9cc5e554de51245c0f0b39f3d9c5a69aa99b367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 872ded07c8c291e84c71670b18f7d998ecec8c3fde9b256ec5c39af10874cb76
[INFO] running `Command { std: "docker" "start" "-a" "872ded07c8c291e84c71670b18f7d998ecec8c3fde9b256ec5c39af10874cb76", kill_on_drop: false }`
[INFO] [stderr]    Compiling betadog-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Expr`
[INFO] [stdout]  --> src/betadog/eval.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::expr::{Const, Expr};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::eval::*`
[INFO] [stdout]   --> src/betadog/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use super::eval::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `betadog::eval`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use betadog::eval;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval_rat` is never used
[INFO] [stdout]  --> src/betadog/eval.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn eval_rat(r: rat::Rat) -> Const {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn add_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn sub_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn mul_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn div_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `negate_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn negate_const(expr: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reciprocal_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn reciprocal_const(expr: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul_infinity_const` is never used
[INFO] [stdout]   --> src/betadog/eval.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn mul_infinity_const(expr: Const) -> Const {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Rat` and `NegInf` are never constructed
[INFO] [stdout]   --> src/betadog/expr.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub enum Const {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 9  |     Rat(rat::Rat),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     Inf,
[INFO] [stdout] 11 |     NegInf,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Const` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/betadog/expr.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum Func {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 62 |     Sin,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 63 |     Cos,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 64 |     Tan,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 65 |
[INFO] [stdout] 66 |     ASin,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 67 |     ACos,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 68 |     ATan,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 69 |     
[INFO] [stdout] 70 |     Log,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 71 |     Sqrt,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 72 |     Cbrt,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 73 |     Root,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |
[INFO] [stdout] 75 |     Func(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Func` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Call` is never constructed
[INFO] [stdout]    --> src/betadog/expr.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub enum Expr {
[INFO] [stdout]     |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 106 |     Call(Func, Vec<Box<Expr>>),
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "872ded07c8c291e84c71670b18f7d998ecec8c3fde9b256ec5c39af10874cb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "872ded07c8c291e84c71670b18f7d998ecec8c3fde9b256ec5c39af10874cb76", kill_on_drop: false }`
[INFO] [stdout] 872ded07c8c291e84c71670b18f7d998ecec8c3fde9b256ec5c39af10874cb76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ddd71270aafefe56ece0124fd665898f0e2c58f0a6c4d9a93f38ec313ca8503
[INFO] running `Command { std: "docker" "start" "-a" "9ddd71270aafefe56ece0124fd665898f0e2c58f0a6c4d9a93f38ec313ca8503", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Expr`
[INFO] [stderr]  --> src/betadog/eval.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::expr::{Const, Expr};
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::eval::*`
[INFO] [stderr]   --> src/betadog/mod.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use super::eval::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `betadog::eval`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use betadog::eval;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `eval_rat` is never used
[INFO] [stderr]  --> src/betadog/eval.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn eval_rat(r: rat::Rat) -> Const {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `add_const` is never used
[INFO] [stderr]   --> src/betadog/eval.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn add_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sub_const` is never used
[INFO] [stderr]   --> src/betadog/eval.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn sub_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mul_const` is never used
[INFO] [stderr]   --> src/betadog/eval.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn mul_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `div_const` is never used
[INFO] [stderr]   --> src/betadog/eval.rs:66:4
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn div_const(lhs: Const, rhs: Const) -> Const {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `negate_const` is never used
[INFO] [stderr]   --> src/betadog/eval.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn negate_const(expr: Const) -> Const {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `reciprocal_const` is never used
[INFO] [stderr]   --> src/betadog/eval.rs:82:4
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn reciprocal_const(expr: Const) -> Const {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mul_infinity_const` is never used
[INFO] [stderr]   --> src/betadog/eval.rs:97:4
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn mul_infinity_const(expr: Const) -> Const {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Rat` and `NegInf` are never constructed
[INFO] [stderr]   --> src/betadog/expr.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub enum Const {
[INFO] [stderr]    |          ----- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 9  |     Rat(rat::Rat),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 10 |     Inf,
[INFO] [stderr] 11 |     NegInf,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Const` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/betadog/expr.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub enum Func {
[INFO] [stderr]    |          ---- variants in this enum
[INFO] [stderr] 62 |     Sin,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 63 |     Cos,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 64 |     Tan,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 65 |
[INFO] [stderr] 66 |     ASin,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 67 |     ACos,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 68 |     ATan,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 69 |     
[INFO] [stderr] 70 |     Log,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 71 |     Sqrt,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 72 |     Cbrt,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 73 |     Root,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 74 |
[INFO] [stderr] 75 |     Func(String),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Func` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Call` is never constructed
[INFO] [stderr]    --> src/betadog/expr.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub enum Expr {
[INFO] [stderr]     |          ---- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 106 |     Call(Func, Vec<Box<Expr>>),
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `betadog-rs` (bin "betadog-rs" test) generated 14 warnings (run `cargo fix --bin "betadog-rs" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/betadog_rs-89e2351553a6b618)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test betadog::tests::test_lexer ... ok
[INFO] [stdout] test betadog::tests::test_parser ... ok
[INFO] [stdout] test betadog::tests::test_rat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ddd71270aafefe56ece0124fd665898f0e2c58f0a6c4d9a93f38ec313ca8503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ddd71270aafefe56ece0124fd665898f0e2c58f0a6c4d9a93f38ec313ca8503", kill_on_drop: false }`
[INFO] [stdout] 9ddd71270aafefe56ece0124fd665898f0e2c58f0a6c4d9a93f38ec313ca8503