[INFO] cloning repository https://github.com/t-eckert/rpn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-eckert/rpn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-eckert%2Frpn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-eckert%2Frpn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3a25f61ae1ea7368929240d5ad199ba9e06ddb8
[INFO] checking t-eckert/rpn against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-eckert%2Frpn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/t-eckert/rpn
[INFO] finished tweaking git repo https://github.com/t-eckert/rpn
[INFO] tweaked toml for git repo https://github.com/t-eckert/rpn written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/t-eckert/rpn on toolchain bac5816c5f3d02cebd0599070af62d1782530294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/t-eckert/rpn 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "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] checking t-eckert/rpn against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-eckert%2Frpn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/t-eckert/rpn
[INFO] finished tweaking git repo https://github.com/t-eckert/rpn
[INFO] tweaked toml for git repo https://github.com/t-eckert/rpn written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/t-eckert/rpn on toolchain bac5816c5f3d02cebd0599070af62d1782530294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/t-eckert/rpn 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02f7ca46337a03cf39707e190d9c5d034f81d14adda03583dbc47ddef33f2ee7
[INFO] running `Command { std: "docker" "start" "-a" "02f7ca46337a03cf39707e190d9c5d034f81d14adda03583dbc47ddef33f2ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f7ca46337a03cf39707e190d9c5d034f81d14adda03583dbc47ddef33f2ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f7ca46337a03cf39707e190d9c5d034f81d14adda03583dbc47ddef33f2ee7", kill_on_drop: false }`
[INFO] [stdout] 02f7ca46337a03cf39707e190d9c5d034f81d14adda03583dbc47ddef33f2ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e4e04c330967bd7371dbd89524449101ff258ef5da76b593dd605894c8b287b
[INFO] running `Command { std: "docker" "start" "-a" "2e4e04c330967bd7371dbd89524449101ff258ef5da76b593dd605894c8b287b", kill_on_drop: false }`
[INFO] [stderr]     Checking rpn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/evaluator.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 23 | /             match instruction {
[INFO] [stdout] 24 | |                 "+" => &self.add(),
[INFO] [stdout] 25 | |                 "-" => &self.subtract(),
[INFO] [stdout] 26 | |                 "*" => &self.multiply(),
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |                     &self.push(value)
[INFO] [stdout]    | |                     ^^^^^^^^^^^^^^^^^ expected `()`, found `&()`
[INFO] [stdout] 31 | |                 }
[INFO] [stdout] 32 | |             }
[INFO] [stdout]    | |_____________- expected this to be `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider using a semicolon here
[INFO] [stdout]    |
[INFO] [stdout] 32 |             };
[INFO] [stdout]    |              +
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 30 -                     &self.push(value)
[INFO] [stdout] 30 +                     self.push(value)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/evaluator.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 23 | /             match instruction {
[INFO] [stdout] 24 | |                 "+" => &self.add(),
[INFO] [stdout] 25 | |                 "-" => &self.subtract(),
[INFO] [stdout] 26 | |                 "*" => &self.multiply(),
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |                     &self.push(value)
[INFO] [stdout]    | |                     ^^^^^^^^^^^^^^^^^ expected `()`, found `&()`
[INFO] [stdout] 31 | |                 }
[INFO] [stdout] 32 | |             }
[INFO] [stdout]    | |_____________- expected this to be `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider using a semicolon here
[INFO] [stdout]    |
[INFO] [stdout] 32 |             };
[INFO] [stdout]    |              +
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 30 -                     &self.push(value)
[INFO] [stdout] 30 +                     self.push(value)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rpn` (bin "rpn") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0382]: borrow of moved value: `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:112:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let evaluator = Evaluator {
[INFO] [stdout]     |             --------- move occurs because `evaluator` has type `evaluator::Evaluator`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 111 |         evaluator.add();
[INFO] [stdout]     |                   ----- `evaluator` moved due to this method call
[INFO] [stdout] 112 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ value borrowed here after move
[INFO] [stdout]     |
[INFO] [stdout] note: `evaluator::Evaluator::add` takes ownership of the receiver `self`, which moves `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:48:16
[INFO] [stdout]     |
[INFO] [stdout]  48 |     fn add(mut self) {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `evaluator.stack` as mutable, as `evaluator` is not declared as mutable
[INFO] [stdout]    --> src/evaluator.rs:112:22
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut evaluator = Evaluator {
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: borrow of moved value: `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:129:22
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let evaluator = Evaluator {
[INFO] [stdout]     |             --------- move occurs because `evaluator` has type `evaluator::Evaluator`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 128 |         evaluator.subtract();
[INFO] [stdout]     |                   ---------- `evaluator` moved due to this method call
[INFO] [stdout] 129 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ value borrowed here after move
[INFO] [stdout]     |
[INFO] [stdout] note: `evaluator::Evaluator::subtract` takes ownership of the receiver `self`, which moves `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:57:21
[INFO] [stdout]     |
[INFO] [stdout]  57 |     fn subtract(mut self) {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `evaluator.stack` as mutable, as `evaluator` is not declared as mutable
[INFO] [stdout]    --> src/evaluator.rs:129:22
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut evaluator = Evaluator {
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: borrow of moved value: `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let evaluator = Evaluator {
[INFO] [stdout]     |             --------- move occurs because `evaluator` has type `evaluator::Evaluator`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 145 |         evaluator.multiply();
[INFO] [stdout]     |                   ---------- `evaluator` moved due to this method call
[INFO] [stdout] 146 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ value borrowed here after move
[INFO] [stdout]     |
[INFO] [stdout] note: `evaluator::Evaluator::multiply` takes ownership of the receiver `self`, which moves `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:66:21
[INFO] [stdout]     |
[INFO] [stdout]  66 |     fn multiply(mut self) {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `evaluator.stack` as mutable, as `evaluator` is not declared as mutable
[INFO] [stdout]    --> src/evaluator.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let mut evaluator = Evaluator {
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: borrow of moved value: `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let evaluator = Evaluator {
[INFO] [stdout]     |             --------- move occurs because `evaluator` has type `evaluator::Evaluator`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 162 |         evaluator.divide();
[INFO] [stdout]     |                   -------- `evaluator` moved due to this method call
[INFO] [stdout] 163 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ value borrowed here after move
[INFO] [stdout]     |
[INFO] [stdout] note: `evaluator::Evaluator::divide` takes ownership of the receiver `self`, which moves `evaluator`
[INFO] [stdout]    --> src/evaluator.rs:75:19
[INFO] [stdout]     |
[INFO] [stdout]  75 |     fn divide(mut self) {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `evaluator.stack` as mutable, as `evaluator` is not declared as mutable
[INFO] [stdout]    --> src/evaluator.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let actual = evaluator.stack.pop().unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut evaluator = Evaluator {
[INFO] [stdout]     |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0382, E0596.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rpn` (bin "rpn" test) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "2e4e04c330967bd7371dbd89524449101ff258ef5da76b593dd605894c8b287b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4e04c330967bd7371dbd89524449101ff258ef5da76b593dd605894c8b287b", kill_on_drop: false }`
[INFO] [stdout] 2e4e04c330967bd7371dbd89524449101ff258ef5da76b593dd605894c8b287b
