[INFO] cloning repository https://github.com/squaremo/scheme-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/squaremo/scheme-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquaremo%2Fscheme-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquaremo%2Fscheme-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53e078d0badc4faa8cc0fdd750a2465d8f9616b1
[INFO] checking squaremo/scheme-in-rust against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquaremo%2Fscheme-in-rust" "/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/squaremo/scheme-in-rust on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/squaremo/scheme-in-rust
[INFO] finished tweaking git repo https://github.com/squaremo/scheme-in-rust
[INFO] tweaked toml for git repo https://github.com/squaremo/scheme-in-rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/squaremo/scheme-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0be9aa59646313213d831e0a2b8be707515290d53a5171b6c136fbaa3af7d161
[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" "0be9aa59646313213d831e0a2b8be707515290d53a5171b6c136fbaa3af7d161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0be9aa59646313213d831e0a2b8be707515290d53a5171b6c136fbaa3af7d161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be9aa59646313213d831e0a2b8be707515290d53a5171b6c136fbaa3af7d161", kill_on_drop: false }`
[INFO] [stdout] 0be9aa59646313213d831e0a2b8be707515290d53a5171b6c136fbaa3af7d161
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1784f073bc00d72cd759456cf50f9f7bbc587cacfc0eda496c786472ec2aee9a
[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" "1784f073bc00d72cd759456cf50f9f7bbc587cacfc0eda496c786472ec2aee9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking schemers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |             let mut newEnv = Env::new(funcEnv);
[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: variable `globalEnv` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let globalEnv = env::EnvRef::new(global);
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `global_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `funcEnv` should have a snake case name
[INFO] [stdout]    --> src/eval.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |         Func::Lambda(args, body, funcEnv) => {
[INFO] [stdout]     |                                  ^^^^^^^ help: convert the identifier to snake case: `func_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newEnv` should have a snake case name
[INFO] [stdout]    --> src/eval.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |             let mut newEnv = Env::new(funcEnv);
[INFO] [stdout]     |                     ^^^^^^ help: convert the identifier to snake case: `new_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |             let mut newEnv = Env::new(funcEnv);
[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: variable `globalEnv` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let globalEnv = env::EnvRef::new(global);
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `global_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `funcEnv` should have a snake case name
[INFO] [stdout]    --> src/eval.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |         Func::Lambda(args, body, funcEnv) => {
[INFO] [stdout]     |                                  ^^^^^^^ help: convert the identifier to snake case: `func_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newEnv` should have a snake case name
[INFO] [stdout]    --> src/eval.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |             let mut newEnv = Env::new(funcEnv);
[INFO] [stdout]     |                     ^^^^^^ help: convert the identifier to snake case: `new_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.15s
[INFO] running `Command { std: "docker" "inspect" "1784f073bc00d72cd759456cf50f9f7bbc587cacfc0eda496c786472ec2aee9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1784f073bc00d72cd759456cf50f9f7bbc587cacfc0eda496c786472ec2aee9a", kill_on_drop: false }`
[INFO] [stdout] 1784f073bc00d72cd759456cf50f9f7bbc587cacfc0eda496c786472ec2aee9a