[INFO] cloning repository https://github.com/data-niklas/cash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/data-niklas/cash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdata-niklas%2Fcash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdata-niklas%2Fcash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a31d9dadbe9bfe9d07cb52a4355945b4d964d505
[INFO] testing data-niklas/cash 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%2Fdata-niklas%2Fcash" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/data-niklas/cash 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/data-niklas/cash
[INFO] finished tweaking git repo https://github.com/data-niklas/cash
[INFO] tweaked toml for git repo https://github.com/data-niklas/cash written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/data-niklas/cash 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f904331a7c57466af31a5968c9c1e78000773b34255a7c1584a13f27c74ab18
[INFO] running `Command { std: "docker" "start" "-a" "0f904331a7c57466af31a5968c9c1e78000773b34255a7c1584a13f27c74ab18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f904331a7c57466af31a5968c9c1e78000773b34255a7c1584a13f27c74ab18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f904331a7c57466af31a5968c9c1e78000773b34255a7c1584a13f27c74ab18", kill_on_drop: false }`
[INFO] [stdout] 0f904331a7c57466af31a5968c9c1e78000773b34255a7c1584a13f27c74ab18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 528afc04c95afcc8afbe881bf5b45e0eaf7857d27fadc6c9677da06c2c8c66d8
[INFO] running `Command { std: "docker" "start" "-a" "528afc04c95afcc8afbe881bf5b45e0eaf7857d27fadc6c9677da06c2c8c66d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]    Compiling mortal v0.2.2
[INFO] [stderr]    Compiling linefeed v0.6.0
[INFO] [stderr]    Compiling cash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/lang/functions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interpreter`
[INFO] [stdout]  --> src/lang/functions.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::interpreter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Child`
[INFO] [stdout]  --> src/lang/system.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::{Child, Command};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/lang/eval.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let node = pair.clone();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newruntime`
[INFO] [stdout]    --> src/lang/eval.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let newruntime = Arc::clone(&runtime);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newruntime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newctx`
[INFO] [stdout]    --> src/lang/eval.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let newctx = Arc::new(Context::from_parent(&*ctx, ctx.node));
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_newctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `runtime`
[INFO] [stdout]    --> src/lang/type.rs:118:48
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn join(array: Result, joinstring: Result, runtime: Arc<Runtime>, ctx: Arc<Context>) -> Result {
[INFO] [stdout]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_runtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/lang/type.rs:118:71
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn join(array: Result, joinstring: Result, runtime: Arc<Runtime>, ctx: Arc<Context>) -> Result {
[INFO] [stdout]     |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lang/math.rs:392:33
[INFO] [stdout]     |
[INFO] [stdout] 392 |     } else if let Result::Array(mut a1) = lhs {
[INFO] [stdout]     |                                 ----^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_call`
[INFO] [stdout]    --> src/lang/eval.rs:240:4
[INFO] [stdout]     |
[INFO] [stdout] 240 | fn get_call(unary_expr: &Node) -> anyhow::Result<&Node> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/runtime.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |             self.interface.load_history(path);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/runtime.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             self.interface.save_history(path);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/runtime.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.include_file(path.as_path());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/runtime.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         std::env::set_current_dir(std::fs::canonicalize(path.parent().unwrap()).unwrap());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/runtime.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         std::env::set_current_dir(cd);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lang/functions.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             std::env::set_current_dir(&std::path::Path::new(&path));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]  --> src/lang/system.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Command::new(file).args(args).stdin(Stdio::inherit()).stdout(Stdio::inherit()).spawn().unwrap().wait();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "528afc04c95afcc8afbe881bf5b45e0eaf7857d27fadc6c9677da06c2c8c66d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528afc04c95afcc8afbe881bf5b45e0eaf7857d27fadc6c9677da06c2c8c66d8", kill_on_drop: false }`
[INFO] [stdout] 528afc04c95afcc8afbe881bf5b45e0eaf7857d27fadc6c9677da06c2c8c66d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf9fbbcf11f7427586d042adfb11b2f7496d4e439f2610d4a465eab4c24811a7
[INFO] running `Command { std: "docker" "start" "-a" "cf9fbbcf11f7427586d042adfb11b2f7496d4e439f2610d4a465eab4c24811a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/lang/functions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interpreter`
[INFO] [stdout]  --> src/lang/functions.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::interpreter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Child`
[INFO] [stdout]  --> src/lang/system.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::{Child, Command};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/lang/eval.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let node = pair.clone();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newruntime`
[INFO] [stdout]    --> src/lang/eval.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let newruntime = Arc::clone(&runtime);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newruntime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newctx`
[INFO] [stdout]    --> src/lang/eval.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let newctx = Arc::new(Context::from_parent(&*ctx, ctx.node));
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_newctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `runtime`
[INFO] [stdout]    --> src/lang/type.rs:118:48
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn join(array: Result, joinstring: Result, runtime: Arc<Runtime>, ctx: Arc<Context>) -> Result {
[INFO] [stdout]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_runtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/lang/type.rs:118:71
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn join(array: Result, joinstring: Result, runtime: Arc<Runtime>, ctx: Arc<Context>) -> Result {
[INFO] [stdout]     |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lang/math.rs:392:33
[INFO] [stdout]     |
[INFO] [stdout] 392 |     } else if let Result::Array(mut a1) = lhs {
[INFO] [stdout]     |                                 ----^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_call`
[INFO] [stdout]    --> src/lang/eval.rs:240:4
[INFO] [stdout]     |
[INFO] [stdout] 240 | fn get_call(unary_expr: &Node) -> anyhow::Result<&Node> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/runtime.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |             self.interface.load_history(path);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/runtime.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             self.interface.save_history(path);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/runtime.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.include_file(path.as_path());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/runtime.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         std::env::set_current_dir(std::fs::canonicalize(path.parent().unwrap()).unwrap());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/runtime.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         std::env::set_current_dir(cd);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lang/functions.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             std::env::set_current_dir(&std::path::Path::new(&path));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]  --> src/lang/system.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Command::new(file).args(args).stdin(Stdio::inherit()).stdout(Stdio::inherit()).spawn().unwrap().wait();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.30s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/cash-8571b5899639af60)
[INFO] running `Command { std: "docker" "inspect" "cf9fbbcf11f7427586d042adfb11b2f7496d4e439f2610d4a465eab4c24811a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9fbbcf11f7427586d042adfb11b2f7496d4e439f2610d4a465eab4c24811a7", kill_on_drop: false }`
[INFO] [stdout] cf9fbbcf11f7427586d042adfb11b2f7496d4e439f2610d4a465eab4c24811a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 189ea519e785659e111b3d9922bbb6d35b84afdc452a9f653449f9a2ad12fe92
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "189ea519e785659e111b3d9922bbb6d35b84afdc452a9f653449f9a2ad12fe92", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]  --> src/lang/functions.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::interpreter`
[INFO] [stderr]  --> src/lang/functions.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::interpreter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Child`
[INFO] [stderr]  --> src/lang/system.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::process::{Child, Command};
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/lang/eval.rs:227:13
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let node = pair.clone();
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `newruntime`
[INFO] [stderr]    --> src/lang/eval.rs:228:13
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let newruntime = Arc::clone(&runtime);
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newruntime`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `newctx`
[INFO] [stderr]    --> src/lang/eval.rs:229:13
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let newctx = Arc::new(Context::from_parent(&*ctx, ctx.node));
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_newctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `runtime`
[INFO] [stderr]    --> src/lang/type.rs:118:48
[INFO] [stderr]     |
[INFO] [stderr] 118 | pub fn join(array: Result, joinstring: Result, runtime: Arc<Runtime>, ctx: Arc<Context>) -> Result {
[INFO] [stderr]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_runtime`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> src/lang/type.rs:118:71
[INFO] [stderr]     |
[INFO] [stderr] 118 | pub fn join(array: Result, joinstring: Result, runtime: Arc<Runtime>, ctx: Arc<Context>) -> Result {
[INFO] [stderr]     |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lang/math.rs:392:33
[INFO] [stderr]     |
[INFO] [stderr] 392 |     } else if let Result::Array(mut a1) = lhs {
[INFO] [stderr]     |                                 ----^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_call`
[INFO] [stderr]    --> src/lang/eval.rs:240:4
[INFO] [stderr]     |
[INFO] [stderr] 240 | fn get_call(unary_expr: &Node) -> anyhow::Result<&Node> {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/runtime.rs:69:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |             self.interface.load_history(path);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/runtime.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |             self.interface.save_history(path);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/runtime.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 self.include_file(path.as_path());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         std::env::set_current_dir(std::fs::canonicalize(path.parent().unwrap()).unwrap());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         std::env::set_current_dir(cd);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lang/functions.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |             std::env::set_current_dir(&std::path::Path::new(&path));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/lang/system.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Command::new(file).args(args).stdin(Stdio::inherit()).stdout(Stdio::inherit()).spawn().unwrap().wait();
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `cash` (bin "cash" test) generated 17 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cash-8571b5899639af60)
[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" "189ea519e785659e111b3d9922bbb6d35b84afdc452a9f653449f9a2ad12fe92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189ea519e785659e111b3d9922bbb6d35b84afdc452a9f653449f9a2ad12fe92", kill_on_drop: false }`
[INFO] [stdout] 189ea519e785659e111b3d9922bbb6d35b84afdc452a9f653449f9a2ad12fe92