[INFO] cloning repository https://github.com/Hellx2/trig-identities-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hellx2/trig-identities-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHellx2%2Ftrig-identities-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHellx2%2Ftrig-identities-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83abfae1c1b96b87661ad06fe82a4af2dd0457b7
[INFO] fixing Hellx2/trig-identities-rs against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHellx2%2Ftrig-identities-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hellx2/trig-identities-rs
[INFO] finished tweaking git repo https://github.com/Hellx2/trig-identities-rs
[INFO] tweaked toml for git repo https://github.com/Hellx2/trig-identities-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hellx2/trig-identities-rs on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hellx2/trig-identities-rs 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def
[INFO] running `Command { std: "docker" "start" "2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking trig-identities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `{`, found `}`
[INFO] [stdout]    --> src/backend/mod.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |                     }
[INFO] [stdout]     |                     ^ expected `{`
[INFO] [stdout]     |
[INFO] [stdout] note: the `if` expression is missing a block after this condition
[INFO] [stdout]    --> src/backend/mod.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |                         if c
[INFO] [stdout]     |                            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/backend/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/backend/ops.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{backend::util::b_e_int, debug};
[INFO] [stdout]   |                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/backend/ops.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::{Angle, Error, Expr, Fraction};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/backend/simplify.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{backend::Fraction, debug};
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `{`, found `}`
[INFO] [stdout]    --> src/backend/mod.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |                     }
[INFO] [stdout]     |                     ^ expected `{`
[INFO] [stdout]     |
[INFO] [stdout] note: the `if` expression is missing a block after this condition
[INFO] [stdout]    --> src/backend/mod.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |                         if c
[INFO] [stdout]     |                            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/backend/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/backend/ops.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{backend::util::b_e_int, debug};
[INFO] [stdout]   |                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/backend/ops.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::{Angle, Error, Expr, Fraction};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/backend/simplify.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{backend::Fraction, debug};
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/backend/simplify.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/backend/identities.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Expr::Fraction(mut a) => {
[INFO] [stdout]    |                            ----^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/backend/identities.rs:86:24
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Angle::Degrees(a) => {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `d` is assigned to, but never used
[INFO] [stdout]    --> src/backend/identities.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let d: i64;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_d` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/backend/identities.rs:141:24
[INFO] [stdout]     |
[INFO] [stdout] 141 |         Angle::Degrees(a) => {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `d` is never read
[INFO] [stdout]    --> src/backend/identities.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     d = a;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/backend/ops.rs:54:24
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Expr::Sqrt(a, b) => match *rhs {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/backend/ops.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Expr::Sqrt(a, b) => match *rhs {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/backend/ops.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 Expr::Sqrt(c, d) => todo!(),
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/backend/ops.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 Expr::Sqrt(c, d) => todo!(),
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/backend/simplify.rs:100:25
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Expr::Float(b) => f,
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/backend/simplify.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |         Expr::Float(i) => f,
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/backend/mod.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Expr::Complex(expr, expr1) => todo!(),
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr1`
[INFO] [stdout]   --> src/backend/mod.rs:49:33
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Expr::Complex(expr, expr1) => todo!(),
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_expr1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/main.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn parse_input(input: &str) {}
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trig-identities` (bin "trig-identities") due to 1 previous error; 18 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/backend/identities.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Expr::Fraction(mut a) => {
[INFO] [stdout]    |                            ----^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/backend/identities.rs:86:24
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Angle::Degrees(a) => {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `d` is assigned to, but never used
[INFO] [stdout]    --> src/backend/identities.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let d: i64;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_d` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/backend/identities.rs:141:24
[INFO] [stdout]     |
[INFO] [stdout] 141 |         Angle::Degrees(a) => {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `d` is never read
[INFO] [stdout]    --> src/backend/identities.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     d = a;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/backend/ops.rs:54:24
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Expr::Sqrt(a, b) => match *rhs {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/backend/ops.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Expr::Sqrt(a, b) => match *rhs {
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/backend/ops.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 Expr::Sqrt(c, d) => todo!(),
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/backend/ops.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 Expr::Sqrt(c, d) => todo!(),
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/backend/simplify.rs:100:25
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Expr::Float(b) => f,
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/backend/simplify.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |         Expr::Float(i) => f,
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/backend/mod.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Expr::Complex(expr, expr1) => todo!(),
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr1`
[INFO] [stdout]   --> src/backend/mod.rs:49:33
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Expr::Complex(expr, expr1) => todo!(),
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_expr1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/main.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn parse_input(input: &str) {}
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trig-identities` (bin "trig-identities" test) due to 1 previous error; 19 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def", kill_on_drop: false }`
[INFO] [stdout] 2551568921f23cdc1f55fc9072f08f20784bac0ff72b2bb2b0af08879e2f0def
