[INFO] cloning repository https://github.com/HaroldVemeno/rustlambda [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HaroldVemeno/rustlambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaroldVemeno%2Frustlambda", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaroldVemeno%2Frustlambda'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b8ed64c92dbeebec299ff8a37f0bd595d625303d [INFO] checking HaroldVemeno/rustlambda against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaroldVemeno%2Frustlambda" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/HaroldVemeno/rustlambda [INFO] finished tweaking git repo https://github.com/HaroldVemeno/rustlambda [INFO] tweaked toml for git repo https://github.com/HaroldVemeno/rustlambda written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/HaroldVemeno/rustlambda on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/HaroldVemeno/rustlambda 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" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8 [INFO] running `Command { std: "docker" "start" "de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8", 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" "de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8", 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=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking empty-box v0.1.1 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking rustlambda v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in CURRENT_RUSTC_VERSION [INFO] [stdout] = note: superseded by `deref_patterns` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/eval/eval.rs:94:35 [INFO] [stdout] | [INFO] [stdout] 94 | Abstr(var, box Appl(rest, box Variable(last))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/eval/eval.rs:94:20 [INFO] [stdout] | [INFO] [stdout] 94 | Abstr(var, box Appl(rest, box Variable(last))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/eval/eval.rs:109:14 [INFO] [stdout] | [INFO] [stdout] 109 | Appl(box Abstr(from, body), to) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:74:27 [INFO] [stdout] | [INFO] [stdout] 74 | (Abstr(a_var, box a_body), Abstr(b_var, box b_body)) => { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:74:53 [INFO] [stdout] | [INFO] [stdout] 74 | (Abstr(a_var, box a_body), Abstr(b_var, box b_body)) => { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:94:23 [INFO] [stdout] | [INFO] [stdout] 94 | (Abstr(v, box b), Expr::Abstr(w, box c)) => { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:94:46 [INFO] [stdout] | [INFO] [stdout] 94 | (Abstr(v, box b), Expr::Abstr(w, box c)) => { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:169:47 [INFO] [stdout] | [INFO] [stdout] 169 | Abstr(bound_f, box Abstr(bound_x, box body)) => { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:169:28 [INFO] [stdout] | [INFO] [stdout] 169 | Abstr(bound_f, box Abstr(bound_x, box body)) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:175:30 [INFO] [stdout] | [INFO] [stdout] 175 | Appl(box Variable(now_f), box rest) if now_f == bound_f => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_patterns` have been removed [INFO] [stdout] --> src/expr.rs:175:51 [INFO] [stdout] | [INFO] [stdout] 175 | Appl(box Variable(now_f), box rest) if now_f == bound_f => { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `last` in this scope [INFO] [stdout] --> src/eval/eval.rs:95:23 [INFO] [stdout] | [INFO] [stdout] 95 | if var == last && !rest.unbounds().contains(&var) => [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `rest` in this scope [INFO] [stdout] --> src/eval/eval.rs:95:32 [INFO] [stdout] | [INFO] [stdout] 95 | if var == last && !rest.unbounds().contains(&var) => [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `rest` in this scope [INFO] [stdout] --> src/eval/eval.rs:99:24 [INFO] [stdout] | [INFO] [stdout] 99 | *do_reduce(rest, defs, st) [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `body` in this scope [INFO] [stdout] --> src/eval/eval.rs:112:35 [INFO] [stdout] | [INFO] [stdout] 112 | let res = beta_reduce(body, from, to); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `from` in this scope [INFO] [stdout] --> src/eval/eval.rs:112:41 [INFO] [stdout] | [INFO] [stdout] 112 | let res = beta_reduce(body, from, to); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `a_body` in this scope [INFO] [stdout] --> src/expr.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | a_body.alpha_eq(b_body) [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `b_body` in this scope [INFO] [stdout] --> src/expr.rs:76:37 [INFO] [stdout] | [INFO] [stdout] 76 | a_body.alpha_eq(b_body) [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `a_body` in this scope [INFO] [stdout] --> src/expr.rs:80:43 [INFO] [stdout] | [INFO] [stdout] 80 | Expr::alpha_eq_mapped(a_body, b_body, map) [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `b_body` in this scope [INFO] [stdout] --> src/expr.rs:80:51 [INFO] [stdout] | [INFO] [stdout] 80 | Expr::alpha_eq_mapped(a_body, b_body, map) [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `b` in this scope [INFO] [stdout] --> src/expr.rs:98:39 [INFO] [stdout] | [INFO] [stdout] 98 | Expr::alpha_eq_mapped(b, c, other_to_self) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: a local variable with a similar name exists [INFO] [stdout] | [INFO] [stdout] 98 - Expr::alpha_eq_mapped(b, c, other_to_self) [INFO] [stdout] 98 + Expr::alpha_eq_mapped(v, c, other_to_self) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `c` in this scope [INFO] [stdout] --> src/expr.rs:98:42 [INFO] [stdout] | [INFO] [stdout] 98 | Expr::alpha_eq_mapped(b, c, other_to_self) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: a local variable with a similar name exists [INFO] [stdout] | [INFO] [stdout] 98 - Expr::alpha_eq_mapped(b, c, other_to_self) [INFO] [stdout] 98 + Expr::alpha_eq_mapped(b, v, other_to_self) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `body` in this scope [INFO] [stdout] --> src/expr.rs:171:47 [INFO] [stdout] | [INFO] [stdout] 171 | let mut current_body: &Expr = body; [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `bound_x` in this scope [INFO] [stdout] --> src/expr.rs:174:53 [INFO] [stdout] | [INFO] [stdout] 174 | Variable(now_x) if now_x == bound_x => break Some(ret), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: a local variable with a similar name exists [INFO] [stdout] | [INFO] [stdout] 174 - Variable(now_x) if now_x == bound_x => break Some(ret), [INFO] [stdout] 174 + Variable(now_x) if now_x == bound_f => break Some(ret), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `now_f` in this scope [INFO] [stdout] --> src/expr.rs:175:64 [INFO] [stdout] | [INFO] [stdout] 175 | Appl(box Variable(now_f), box rest) if now_f == bound_f => { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `rest` in this scope [INFO] [stdout] --> src/expr.rs:177:29 [INFO] [stdout] | [INFO] [stdout] 177 | ... rest [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] help: a local variable with a similar name exists [INFO] [stdout] | [INFO] [stdout] 177 - rest [INFO] [stdout] 177 + ret [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/repl.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{error, process}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustlambda` (lib) due to 27 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8", kill_on_drop: false }` [INFO] [stdout] de21aba91962907dffa88d16ce9840fd4128f4eb264f4575866a7678719c4ce8