[INFO] cloning repository https://github.com/daemontus/bn-scc-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daemontus/bn-scc-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaemontus%2Fbn-scc-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaemontus%2Fbn-scc-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b25b6e27513c43e4645fe566bef0e10807dd6c08
[INFO] checking daemontus/bn-scc-experiments against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaemontus%2Fbn-scc-experiments" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/daemontus/bn-scc-experiments on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/daemontus/bn-scc-experiments
[INFO] finished tweaking git repo https://github.com/daemontus/bn-scc-experiments
[INFO] tweaked toml for git repo https://github.com/daemontus/bn-scc-experiments written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/daemontus/bn-scc-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9055d3f51c01e3052648552d988ff2504bb3a533bf0fb684beabd1aa5995faeb
[INFO] running `Command { std: "docker" "start" "-a" "9055d3f51c01e3052648552d988ff2504bb3a533bf0fb684beabd1aa5995faeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9055d3f51c01e3052648552d988ff2504bb3a533bf0fb684beabd1aa5995faeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9055d3f51c01e3052648552d988ff2504bb3a533bf0fb684beabd1aa5995faeb", kill_on_drop: false }`
[INFO] [stdout] 9055d3f51c01e3052648552d988ff2504bb3a533bf0fb684beabd1aa5995faeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15bbbda91a81763c6b25ae53b357ec0f91c59a230a423c082ef24ed80262d56d
[INFO] running `Command { std: "docker" "start" "-a" "15bbbda91a81763c6b25ae53b357ec0f91c59a230a423c082ef24ed80262d56d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   lazy_static v1.3.0: spin, spin_no_std
[INFO] [stderr] 
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking biodivine v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/u32/models.rs (24 fixes)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/bitset.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |             if self.values[value_index].compare_and_swap(old_value, new_value, Ordering::SeqCst) == old_value {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/bitset.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |             if self.values[value_index].compare_and_swap(old_value, new_value, Ordering::SeqCst) == old_value {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:169:43
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 self.parent_pointer[item].compare_and_swap(parent as u32, parents_parent as u32, Ordering::SeqCst);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:186:47
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     if self.parent_pointer[r].compare_and_swap(r as u32, l as u32, Ordering::SeqCst) == r as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:188:47
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     if self.parent_pointer[l].compare_and_swap(l as u32, r as u32, Ordering::SeqCst) == l as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:169:43
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 self.parent_pointer[item].compare_and_swap(parent as u32, parents_parent as u32, Ordering::SeqCst);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:186:47
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     if self.parent_pointer[r].compare_and_swap(r as u32, l as u32, Ordering::SeqCst) == r as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:188:47
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     if self.parent_pointer[l].compare_and_swap(l as u32, r as u32, Ordering::SeqCst) == l as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_vars`
[INFO] [stdout]    --> src/bdd/mod.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn num_vars(&self) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.2.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking biodivine v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/bitset.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |             if self.values[value_index].compare_and_swap(old_value, new_value, Ordering::SeqCst) == old_value {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/bitset.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |             if self.values[value_index].compare_and_swap(old_value, new_value, Ordering::SeqCst) == old_value {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:169:43
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 self.parent_pointer[item].compare_and_swap(parent as u32, parents_parent as u32, Ordering::SeqCst);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:186:47
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     if self.parent_pointer[r].compare_and_swap(r as u32, l as u32, Ordering::SeqCst) == r as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:188:47
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     if self.parent_pointer[l].compare_and_swap(l as u32, r as u32, Ordering::SeqCst) == l as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:169:43
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 self.parent_pointer[item].compare_and_swap(parent as u32, parents_parent as u32, Ordering::SeqCst);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:186:47
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     if self.parent_pointer[r].compare_and_swap(r as u32, l as u32, Ordering::SeqCst) == r as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/u32/parallel.rs:188:47
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     if self.parent_pointer[l].compare_and_swap(l as u32, r as u32, Ordering::SeqCst) == l as u32 { return }
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_vars`
[INFO] [stdout]    --> src/bdd/mod.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn num_vars(&self) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "15bbbda91a81763c6b25ae53b357ec0f91c59a230a423c082ef24ed80262d56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15bbbda91a81763c6b25ae53b357ec0f91c59a230a423c082ef24ed80262d56d", kill_on_drop: false }`
[INFO] [stdout] 15bbbda91a81763c6b25ae53b357ec0f91c59a230a423c082ef24ed80262d56d