[INFO] cloning repository https://github.com/danzhu/rim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danzhu/rim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanzhu%2Frim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanzhu%2Frim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 881edb591da3b1cac55b456ac63c4dcdbc5b89be
[INFO] testing danzhu/rim against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanzhu%2Frim" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danzhu/rim on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danzhu/rim
[INFO] finished tweaking git repo https://github.com/danzhu/rim
[INFO] tweaked toml for git repo https://github.com/danzhu/rim written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/danzhu/rim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67f6cde241c7058dc3fcb8cc18ca33f5b69a694867f3057583d23a215d4a8ff7
[INFO] running `Command { std: "docker" "start" "-a" "67f6cde241c7058dc3fcb8cc18ca33f5b69a694867f3057583d23a215d4a8ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f6cde241c7058dc3fcb8cc18ca33f5b69a694867f3057583d23a215d4a8ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f6cde241c7058dc3fcb8cc18ca33f5b69a694867f3057583d23a215d4a8ff7", kill_on_drop: false }`
[INFO] [stdout] 67f6cde241c7058dc3fcb8cc18ca33f5b69a694867f3057583d23a215d4a8ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e920974c61ee490e221cd6b8e982cf326b6602c927fb4f980699d3479f73c958
[INFO] running `Command { std: "docker" "start" "-a" "e920974c61ee490e221cd6b8e982cf326b6602c927fb4f980699d3479f73c958", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/script/mem.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn as_any(&self) -> &any::Any;
[INFO] [stdout]   |                          ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/script/mem.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn as_any_mut(&mut self) -> &mut any::Any;
[INFO] [stdout]   |                                      ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn as_any(&self) -> &any::Any {
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn as_any_mut(&mut self) -> &mut any::Any {
[INFO] [stdout]    |                                      ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     store: Store<Box<Value>>,
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:74:39
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn get_any(&self, r: Ref) -> &Value {
[INFO] [stdout]    |                                       ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:88:51
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn get_any_mut(&mut self, r: Ref) -> &mut Value {
[INFO] [stdout]    |                                                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/script/tp.rs:123:14
[INFO] [stdout]     |
[INFO] [stdout] 123 |     func: Rc<Fn(&mut Memory, Ref) -> Ref>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Memory, Ref) -> Ref`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let mut mem = rt.memory_mut();
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_mut`
[INFO] [stdout]   --> src/lib/store.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (usize, &mut T)> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_value`
[INFO] [stdout]    --> src/lib/store.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn has_value(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/mod.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/mod.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/script/mem.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.32s
[INFO] running `Command { std: "docker" "inspect" "e920974c61ee490e221cd6b8e982cf326b6602c927fb4f980699d3479f73c958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e920974c61ee490e221cd6b8e982cf326b6602c927fb4f980699d3479f73c958", kill_on_drop: false }`
[INFO] [stdout] e920974c61ee490e221cd6b8e982cf326b6602c927fb4f980699d3479f73c958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20d93f577ce60ffafe8c11990f705c10917b60eec28514f8f027797f2ed2dab0
[INFO] running `Command { std: "docker" "start" "-a" "20d93f577ce60ffafe8c11990f705c10917b60eec28514f8f027797f2ed2dab0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/script/mem.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn as_any(&self) -> &any::Any;
[INFO] [stdout]   |                          ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/script/mem.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn as_any_mut(&mut self) -> &mut any::Any;
[INFO] [stdout]   |                                      ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn as_any(&self) -> &any::Any {
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn as_any_mut(&mut self) -> &mut any::Any {
[INFO] [stdout]    |                                      ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     store: Store<Box<Value>>,
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:74:39
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn get_any(&self, r: Ref) -> &Value {
[INFO] [stdout]    |                                       ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/script/mem.rs:88:51
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn get_any_mut(&mut self, r: Ref) -> &mut Value {
[INFO] [stdout]    |                                                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/script/tp.rs:123:14
[INFO] [stdout]     |
[INFO] [stdout] 123 |     func: Rc<Fn(&mut Memory, Ref) -> Ref>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Memory, Ref) -> Ref`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let mut mem = rt.memory_mut();
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_mut`
[INFO] [stdout]   --> src/lib/store.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (usize, &mut T)> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_value`
[INFO] [stdout]    --> src/lib/store.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn has_value(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/mod.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/mod.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/script/mem.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "20d93f577ce60ffafe8c11990f705c10917b60eec28514f8f027797f2ed2dab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d93f577ce60ffafe8c11990f705c10917b60eec28514f8f027797f2ed2dab0", kill_on_drop: false }`
[INFO] [stdout] 20d93f577ce60ffafe8c11990f705c10917b60eec28514f8f027797f2ed2dab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50aeb82cf8bea900d2d5b92b2618968c11dcff0f353de2477eef64d0bf273ae4
[INFO] running `Command { std: "docker" "start" "-a" "50aeb82cf8bea900d2d5b92b2618968c11dcff0f353de2477eef64d0bf273ae4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/script/mem.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn as_any(&self) -> &any::Any;
[INFO] [stderr]   |                          ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/script/mem.rs:7:38
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn as_any_mut(&mut self) -> &mut any::Any;
[INFO] [stderr]   |                                      ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/script/mem.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn as_any(&self) -> &any::Any {
[INFO] [stderr]    |                          ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/script/mem.rs:15:38
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn as_any_mut(&mut self) -> &mut any::Any {
[INFO] [stderr]    |                                      ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/script/mem.rs:37:22
[INFO] [stderr]    |
[INFO] [stderr] 37 |     store: Store<Box<Value>>,
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/script/mem.rs:74:39
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn get_any(&self, r: Ref) -> &Value {
[INFO] [stderr]    |                                       ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/script/mem.rs:88:51
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn get_any_mut(&mut self, r: Ref) -> &mut Value {
[INFO] [stderr]    |                                                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/script/tp.rs:123:14
[INFO] [stderr]     |
[INFO] [stderr] 123 |     func: Rc<Fn(&mut Memory, Ref) -> Ref>,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Memory, Ref) -> Ref`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |             let mut mem = rt.memory_mut();
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `iter_mut`
[INFO] [stderr]   --> src/lib/store.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (usize, &mut T)> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `has_value`
[INFO] [stderr]    --> src/lib/store.rs:143:8
[INFO] [stderr]     |
[INFO] [stderr] 143 |     fn has_value(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/mod.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/mod.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/script/mem.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rim` (bin "rim" test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rim-3bc4851642f6a0e2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50aeb82cf8bea900d2d5b92b2618968c11dcff0f353de2477eef64d0bf273ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50aeb82cf8bea900d2d5b92b2618968c11dcff0f353de2477eef64d0bf273ae4", kill_on_drop: false }`
[INFO] [stdout] 50aeb82cf8bea900d2d5b92b2618968c11dcff0f353de2477eef64d0bf273ae4