[INFO] cloning repository https://github.com/lylythechosenone/vmem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lylythechosenone/vmem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flylythechosenone%2Fvmem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flylythechosenone%2Fvmem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e982dbe1c62c785a1c4424248a8490aeb5cbaf0
[INFO] testing lylythechosenone/vmem against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flylythechosenone%2Fvmem" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lylythechosenone/vmem
[INFO] removed 1 missing examples
[INFO] finished tweaking git repo https://github.com/lylythechosenone/vmem
[INFO] tweaked toml for git repo https://github.com/lylythechosenone/vmem written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lylythechosenone/vmem on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lylythechosenone/vmem 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing lylythechosenone/vmem against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flylythechosenone%2Fvmem" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lylythechosenone/vmem
[INFO] removed 1 missing examples
[INFO] finished tweaking git repo https://github.com/lylythechosenone/vmem
[INFO] tweaked toml for git repo https://github.com/lylythechosenone/vmem written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lylythechosenone/vmem on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lylythechosenone/vmem 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97d8052f343e90d54cbae1314b4a3280025111a9786e49b43ee52936df6a8958
[INFO] running `Command { std: "docker" "start" "-a" "97d8052f343e90d54cbae1314b4a3280025111a9786e49b43ee52936df6a8958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97d8052f343e90d54cbae1314b4a3280025111a9786e49b43ee52936df6a8958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d8052f343e90d54cbae1314b4a3280025111a9786e49b43ee52936df6a8958", kill_on_drop: false }`
[INFO] [stdout] 97d8052f343e90d54cbae1314b4a3280025111a9786e49b43ee52936df6a8958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43206cd0d0ffcd68f773a2fb33c17272220d389869d19f0861ac67fa67e6b5c6
[INFO] running `Command { std: "docker" "start" "-a" "43206cd0d0ffcd68f773a2fb33c17272220d389869d19f0861ac67fa67e6b5c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling vmem v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "43206cd0d0ffcd68f773a2fb33c17272220d389869d19f0861ac67fa67e6b5c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43206cd0d0ffcd68f773a2fb33c17272220d389869d19f0861ac67fa67e6b5c6", kill_on_drop: false }`
[INFO] [stdout] 43206cd0d0ffcd68f773a2fb33c17272220d389869d19f0861ac67fa67e6b5c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4022a232eadacaebd28502cbdf7f125952d27795b54ff1dd8eb06f5af7aada96
[INFO] running `Command { std: "docker" "start" "-a" "4022a232eadacaebd28502cbdf7f125952d27795b54ff1dd8eb06f5af7aada96", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling clap-num v1.1.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling mortal v0.2.4
[INFO] [stderr]    Compiling linefeed v0.6.0
[INFO] [stderr]    Compiling vmem v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:25:21
[INFO] [stdout]     |
[INFO] [stdout]  25 |     let mut arenas: HashMap<String, Arena<'static, 'static, Global, Mutex<()>>> = HashMap::new();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:25:83
[INFO] [stdout]     |
[INFO] [stdout]  25 |     let mut arenas: HashMap<String, Arena<'static, 'static, Global, Mutex<()>>> = HashMap::new();
[INFO] [stdout]     |                                                                                   ^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:30:60
[INFO] [stdout]     |
[INFO] [stdout]  30 |             Ok(Command::Create { name, quantum }) => match arenas.entry(name.clone()) {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:32:27
[INFO] [stdout]     |
[INFO] [stdout]  32 |                     match Arena::<_, Mutex<()>>::create(name.leak(), quantum, None, Global) {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `create` exists for struct `Arena<'_, '_, _, std::sync::Mutex<()>>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> examples/repl/main.rs:32:50
[INFO] [stdout]    |
[INFO] [stdout] 32 |                     match Arena::<_, Mutex<()>>::create(name.leak(), quantum, None, Global) {
[INFO] [stdout]    |                                                  ^^^^^^ function or associated item cannot be called on `Arena<'_, '_, _, std::sync::Mutex<()>>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `std::sync::Mutex<()>: Lock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:38:29
[INFO] [stdout]     |
[INFO] [stdout]  38 | ...                   entry.insert(arena);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:52:23
[INFO] [stdout]     |
[INFO] [stdout]  52 |                 match arenas.get(&arena) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `add_span` exists for reference `&Arena<'_, '_, std::alloc::Global, std::sync::Mutex<()>>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> examples/repl/main.rs:53:48
[INFO] [stdout]    |
[INFO] [stdout] 53 |                     Some(arena) => match arena.add_span(base, size) {
[INFO] [stdout]    |                                                ^^^^^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `std::sync::Mutex<()>: Lock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:76:21
[INFO] [stdout]     |
[INFO] [stdout]  76 |                 if !arenas.is_empty() {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:78:34
[INFO] [stdout]     |
[INFO] [stdout]  78 |                     for arena in arenas.values() {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]   --> examples/repl/main.rs:79:35
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         println!("{:?}", arena);
[INFO] [stdout]    |                                   ^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:86:23
[INFO] [stdout]     |
[INFO] [stdout]  86 |                 match arenas.get(&arena) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]   --> examples/repl/main.rs:87:48
[INFO] [stdout]    |
[INFO] [stdout] 87 |                     Some(arena) => println!("\n{:?}", arena),
[INFO] [stdout]    |                                                ^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:103:23
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 match arenas.get(&arena) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `xalloc` exists for reference `&Arena<'_, '_, std::alloc::Global, std::sync::Mutex<()>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:130:41
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         let ptr = arena.xalloc(layout, policy.into())?;
[INFO] [stdout]     |                                         ^^^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `std::sync::Mutex<()>: Lock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:139:23
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 match arenas.get(&arena) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `free` exists for reference `&Arena<'_, '_, std::alloc::Global, std::sync::Mutex<()>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:140:48
[INFO] [stdout]     |
[INFO] [stdout] 140 |                     Some(arena) => match arena.free(base) {
[INFO] [stdout]     |                                                ^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `std::sync::Mutex<()>: Lock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:153:23
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 match arenas.remove(&name) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<()>: Lock` is not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:171:23
[INFO] [stdout]     |
[INFO] [stdout] 171 |     for (_, arena) in arenas {
[INFO] [stdout]     |                       ^^^^^^ the trait `Lock` is not implemented for `std::sync::Mutex<()>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Arena`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:137:56
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct Arena<'label, 'src, A: alloc::Allocator, L: lock::Lock> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ required by this bound in `Arena`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `label` exists for struct `Arena<'_, '_, std::alloc::Global, std::sync::Mutex<()>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> examples/repl/main.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let label = arena.label();
[INFO] [stdout]     |                           ^^^^^ private field, not a method
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `std::sync::Mutex<()>: Lock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vmem` (example "repl") due to 20 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4022a232eadacaebd28502cbdf7f125952d27795b54ff1dd8eb06f5af7aada96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4022a232eadacaebd28502cbdf7f125952d27795b54ff1dd8eb06f5af7aada96", kill_on_drop: false }`
[INFO] [stdout] 4022a232eadacaebd28502cbdf7f125952d27795b54ff1dd8eb06f5af7aada96