[INFO] fetching crate crossbeam-skiplist-pr1132 0.2.0...
[INFO] testing crossbeam-skiplist-pr1132-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate crossbeam-skiplist-pr1132 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate crossbeam-skiplist-pr1132 0.2.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate crossbeam-skiplist-pr1132 0.2.0
[INFO] tweaked toml for crates.io crate crossbeam-skiplist-pr1132 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crossbeam-skiplist-pr1132 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crossbeam-skiplist-pr1132 0.2.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.92
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.20
[INFO] [stderr]   Downloaded unicode-ident v1.0.14
[INFO] [stderr]   Downloaded equivalent-flipped v0.1.1
[INFO] [stderr]   Downloaded syn v2.0.90
[INFO] [stderr]   Downloaded libc v0.2.168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1624fb354e2b35d9af8f97da95d800b8b2b1186cc167d4d6bda098582aa406a
[INFO] running `Command { std: "docker" "start" "-a" "e1624fb354e2b35d9af8f97da95d800b8b2b1186cc167d4d6bda098582aa406a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1624fb354e2b35d9af8f97da95d800b8b2b1186cc167d4d6bda098582aa406a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1624fb354e2b35d9af8f97da95d800b8b2b1186cc167d4d6bda098582aa406a", kill_on_drop: false }`
[INFO] [stdout] e1624fb354e2b35d9af8f97da95d800b8b2b1186cc167d4d6bda098582aa406a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d617dd45138b0a2c12eb10fcd1c7b6b65cca50c2128a1a4707b281f9bb49fa0a
[INFO] running `Command { std: "docker" "start" "-a" "d617dd45138b0a2c12eb10fcd1c7b6b65cca50c2128a1a4707b281f9bb49fa0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling equivalent-flipped v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-skiplist-pr1132 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:2070:28
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Tower<K, V>`
[INFO] [stdout]     --> src/base.rs:2070:28
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:2101:28
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Tower<K, V>`
[INFO] [stdout]     --> src/base.rs:2101:28
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "d617dd45138b0a2c12eb10fcd1c7b6b65cca50c2128a1a4707b281f9bb49fa0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d617dd45138b0a2c12eb10fcd1c7b6b65cca50c2128a1a4707b281f9bb49fa0a", kill_on_drop: false }`
[INFO] [stdout] d617dd45138b0a2c12eb10fcd1c7b6b65cca50c2128a1a4707b281f9bb49fa0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29e44d8a63c1b1aa74131047f9c80e403a0126c797ba2bcbaabc330498fbcfab
[INFO] running `Command { std: "docker" "start" "-a" "29e44d8a63c1b1aa74131047f9c80e403a0126c797ba2bcbaabc330498fbcfab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:2070:28
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Tower<K, V>`
[INFO] [stdout]     --> src/base.rs:2070:28
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:2101:28
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Tower<K, V>`
[INFO] [stdout]     --> src/base.rs:2101:28
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-skiplist-pr1132 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `crossbeam_skiplist`
[INFO] [stdout]    --> tests/base.rs:906:9
[INFO] [stdout]     |
[INFO] [stdout] 906 |     use crossbeam_skiplist::equivalent::{Comparable, Equivalent};
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `crossbeam_skiplist`
[INFO] [stdout]     |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 906 -     use crossbeam_skiplist::equivalent::{Comparable, Equivalent};
[INFO] [stdout] 906 +     use crossbeam_utils::equivalent::{Comparable, Equivalent};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_skiplist`
[INFO] [stdout]  --> tests/base.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crossbeam_skiplist::{base, SkipList};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `crossbeam_skiplist`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 - use crossbeam_skiplist::{base, SkipList};
[INFO] [stdout] 7 + use crossbeam_utils::{base, SkipList};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_skiplist`
[INFO] [stdout]  --> tests/map.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crossbeam_skiplist::SkipMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `crossbeam_skiplist`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 - use crossbeam_skiplist::SkipMap;
[INFO] [stdout] 5 + use crossbeam_utils::SkipMap;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-skiplist-pr1132` (test "base") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_skiplist`
[INFO] [stdout]  --> tests/set.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossbeam_skiplist::SkipSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `crossbeam_skiplist`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 1 - use crossbeam_skiplist::SkipSet;
[INFO] [stdout] 1 + use crossbeam_utils::SkipSet;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-skiplist-pr1132` (test "set") due to 1 previous error
[INFO] [stderr] error: could not compile `crossbeam-skiplist-pr1132` (test "map") due to 1 previous error
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:2070:28
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Tower<K, V>`
[INFO] [stdout]     --> src/base.rs:2070:28
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 2070 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:2101:28
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Tower<K, V>`
[INFO] [stdout]     --> src/base.rs:2101:28
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 2101 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "29e44d8a63c1b1aa74131047f9c80e403a0126c797ba2bcbaabc330498fbcfab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e44d8a63c1b1aa74131047f9c80e403a0126c797ba2bcbaabc330498fbcfab", kill_on_drop: false }`
[INFO] [stdout] 29e44d8a63c1b1aa74131047f9c80e403a0126c797ba2bcbaabc330498fbcfab
