[INFO] fetching crate blackhole 0.20.2...
[INFO] fixing blackhole-0.20.2 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate blackhole 0.20.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate blackhole 0.20.2
[INFO] finished tweaking crates.io crate blackhole 0.20.2
[INFO] tweaked toml for crates.io crate blackhole 0.20.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blackhole 0.20.2 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:rw,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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3
[INFO] running `Command { std: "docker" "start" "bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3", 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" "bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]     Checking blackhole v0.20.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/root.rs:168:15
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let (sender, receiver) = mpsc::channel();
[INFO] [stdout]     |                      --------
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      `receiver` calls a custom destructor
[INFO] [stdout]     |                      `receiver` will be dropped later as of Edition 2024
[INFO] [stdout] 168 |         match self.job_sender.try_send(Msg::NewJob { job, sender }) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |               up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 174 |     }
[INFO] [stdout]     |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:657:0
[INFO] [stdout] note: `receiver` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:1411:0
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/root.rs:300:27
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let (sender, receiver) = mpsc::channel();
[INFO] [stdout]     |              ------  --------
[INFO] [stdout]     |              |       |
[INFO] [stdout]     |              |       `receiver` calls a custom destructor
[INFO] [stdout]     |              |       `receiver` will be dropped later as of Edition 2024
[INFO] [stdout]     |              `sender` calls a custom destructor
[INFO] [stdout]     |              `sender` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 300 |         if let Err(err) = job_manager_sender.send(Msg::JobFinished { handle }) {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                           up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 303 |     })
[INFO] [stdout]     |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:657:0
[INFO] [stdout] note: `sender` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:657:0
[INFO] [stdout] note: `receiver` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:1411:0
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/root.rs:168:15
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let (sender, receiver) = mpsc::channel();
[INFO] [stdout]     |                      --------
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      `receiver` calls a custom destructor
[INFO] [stdout]     |                      `receiver` will be dropped later as of Edition 2024
[INFO] [stdout] 168 |         match self.job_sender.try_send(Msg::NewJob { job, sender }) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |               up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 174 |     }
[INFO] [stdout]     |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:657:0
[INFO] [stdout] note: `receiver` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:1411:0
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/root.rs:300:27
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let (sender, receiver) = mpsc::channel();
[INFO] [stdout]     |              ------  --------
[INFO] [stdout]     |              |       |
[INFO] [stdout]     |              |       `receiver` calls a custom destructor
[INFO] [stdout]     |              |       `receiver` will be dropped later as of Edition 2024
[INFO] [stdout]     |              `sender` calls a custom destructor
[INFO] [stdout]     |              `sender` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 300 |         if let Err(err) = job_manager_sender.send(Msg::JobFinished { handle }) {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                           up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 303 |     })
[INFO] [stdout]     |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:657:0
[INFO] [stdout] note: `sender` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:657:0
[INFO] [stdout] note: `receiver` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/mpmc/mod.rs:1411:0
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating tests/root.rs from 2021 edition to 2024
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> tests/root.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |         for i in 0..BYTES.len() {
[INFO] [stdout]     |                     ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `--force-warn static-mut-refs` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr] crater-edition-check: blackhole v0.20.2 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking blackhole v0.20.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `8`
[INFO] [stdout]    --> src/root.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: `8` is an expected value for `target_has_atomic`
[INFO] [stdout]     |
[INFO] [stdout] 149 -         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout] 149 +         if cfg!(not(any(target_has_atomic="8", target_pointer_width="16"))) {
[INFO] [stdout]     |
[INFO] [stdout] help: `8` is an expected value for `target_has_atomic_load_store`
[INFO] [stdout]     |
[INFO] [stdout] 149 -         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout] 149 +         if cfg!(not(any(target_has_atomic_load_store="8", target_pointer_width="16"))) {
[INFO] [stdout]     |
[INFO] [stdout] help: `8` is an expected value for `target_has_atomic_primitive_alignment`
[INFO] [stdout]     |
[INFO] [stdout] 149 -         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout] 149 +         if cfg!(not(any(target_has_atomic_primitive_alignment="8", target_pointer_width="16"))) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `8`
[INFO] [stdout]    --> src/root.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: `8` is an expected value for `target_has_atomic`
[INFO] [stdout]     |
[INFO] [stdout] 149 -         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout] 149 +         if cfg!(not(any(target_has_atomic="8", target_pointer_width="16"))) {
[INFO] [stdout]     |
[INFO] [stdout] help: `8` is an expected value for `target_has_atomic_load_store`
[INFO] [stdout]     |
[INFO] [stdout] 149 -         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout] 149 +         if cfg!(not(any(target_has_atomic_load_store="8", target_pointer_width="16"))) {
[INFO] [stdout]     |
[INFO] [stdout] help: `8` is an expected value for `target_has_atomic_primitive_alignment`
[INFO] [stdout]     |
[INFO] [stdout] 149 -         if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) {
[INFO] [stdout] 149 +         if cfg!(not(any(target_has_atomic_primitive_alignment="8", target_pointer_width="16"))) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a shared reference to mutable static
[INFO] [stdout]    --> tests/root.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |         for i in 0..BYTES.len() {
[INFO] [stdout]     |                     ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blackhole` (test "root") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3", kill_on_drop: false }`
[INFO] [stdout] bc7d51a02f05d5b5a29c942f3430b29dcc5510b9372b68d90dd718dc3ff764b3
