[INFO] cloning repository https://github.com/FranchuFranchu/fixpoint-itt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FranchuFranchu/fixpoint-itt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2Ffixpoint-itt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2Ffixpoint-itt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 207ee6d71537109feef2637bc17b45fb74a43b4e
[INFO] checking FranchuFranchu/fixpoint-itt against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2Ffixpoint-itt" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FranchuFranchu/fixpoint-itt
[INFO] finished tweaking git repo https://github.com/FranchuFranchu/fixpoint-itt
[INFO] tweaked toml for git repo https://github.com/FranchuFranchu/fixpoint-itt written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FranchuFranchu/fixpoint-itt 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/FranchuFranchu/fixpoint-itt 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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc
[INFO] running `Command { std: "docker" "start" "110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc", 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" "110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc", 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" "110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking highlight_error v0.1.1
[INFO] [stderr]     Checking TSPL v0.0.12
[INFO] [stderr]     Checking fixpoint-itt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns, debug_closure_helpers)]
[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/run.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     p1: box a1,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> src/run.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     p2: box a2,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> src/run.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     p1: box b1,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> src/run.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     p2: box b2,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns, debug_closure_helpers)]
[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/run.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     p1: box a1,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> src/run.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     p2: box a2,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> src/run.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     p1: box b1,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> src/run.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     p2: box b2,
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a1` in this scope
[INFO] [stdout]   --> src/run.rs:51:31
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.link(a1, b1);
[INFO] [stdout]    |                               ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 51 -                     self.link(a1, b1);
[INFO] [stdout] 51 +                     self.link(a, b1);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b1` in this scope
[INFO] [stdout]   --> src/run.rs:51:35
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.link(a1, b1);
[INFO] [stdout]    |                                   ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 51 -                     self.link(a1, b1);
[INFO] [stdout] 51 +                     self.link(a1, b);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a2` in this scope
[INFO] [stdout]   --> src/run.rs:52:31
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     self.link(a2, b2);
[INFO] [stdout]    |                               ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 52 -                     self.link(a2, b2);
[INFO] [stdout] 52 +                     self.link(a, b2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b2` in this scope
[INFO] [stdout]   --> src/run.rs:52:35
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     self.link(a2, b2);
[INFO] [stdout]    |                                   ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 52 -                     self.link(a2, b2);
[INFO] [stdout] 52 +                     self.link(a2, b);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a1` in this scope
[INFO] [stdout]   --> src/run.rs:60:25
[INFO] [stdout]    |
[INFO] [stdout] 60 |                         a1,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 60 -                         a1,
[INFO] [stdout] 60 +                         a,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a2` in this scope
[INFO] [stdout]   --> src/run.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         a2,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 68 -                         a2,
[INFO] [stdout] 68 +                         a,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b1` in this scope
[INFO] [stdout]   --> src/run.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         b1,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 76 -                         b1,
[INFO] [stdout] 76 +                         b,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b2` in this scope
[INFO] [stdout]   --> src/run.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                         b2,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 84 -                         b2,
[INFO] [stdout] 84 +                         b,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a1` in this scope
[INFO] [stdout]   --> src/run.rs:51:31
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.link(a1, b1);
[INFO] [stdout]    |                               ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 51 -                     self.link(a1, b1);
[INFO] [stdout] 51 +                     self.link(a, b1);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b1` in this scope
[INFO] [stdout]   --> src/run.rs:51:35
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.link(a1, b1);
[INFO] [stdout]    |                                   ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 51 -                     self.link(a1, b1);
[INFO] [stdout] 51 +                     self.link(a1, b);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a2` in this scope
[INFO] [stdout]   --> src/run.rs:52:31
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     self.link(a2, b2);
[INFO] [stdout]    |                               ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 52 -                     self.link(a2, b2);
[INFO] [stdout] 52 +                     self.link(a, b2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b2` in this scope
[INFO] [stdout]   --> src/run.rs:52:35
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     self.link(a2, b2);
[INFO] [stdout]    |                                   ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 52 -                     self.link(a2, b2);
[INFO] [stdout] 52 +                     self.link(a2, b);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a1` in this scope
[INFO] [stdout]   --> src/run.rs:60:25
[INFO] [stdout]    |
[INFO] [stdout] 60 |                         a1,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 60 -                         a1,
[INFO] [stdout] 60 +                         a,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a2` in this scope
[INFO] [stdout]   --> src/run.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         a2,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 68 -                         a2,
[INFO] [stdout] 68 +                         a,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b1` in this scope
[INFO] [stdout]   --> src/run.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         b1,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 76 -                         b1,
[INFO] [stdout] 76 +                         b,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b2` in this scope
[INFO] [stdout]   --> src/run.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                         b2,
[INFO] [stdout]    |                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: a local variable with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 84 -                         b2,
[INFO] [stdout] 84 +                         b,
[INFO] [stdout]    |
[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 `fixpoint-itt` (bin "fixpoint-itt") due to 13 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 `fixpoint-itt` (bin "fixpoint-itt" test) due to 13 previous errors
[INFO] running `Command { std: "docker" "inspect" "110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc", kill_on_drop: false }`
[INFO] [stdout] 110ff925747c410baf2bbc29a483b422985a40dac8bbb6e482303c498dc843dc