[INFO] cloning repository https://github.com/ababo/gollum [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ababo/gollum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fababo%2Fgollum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fababo%2Fgollum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f46367a503f2fe5288ca133eca40b3795449bea9 [INFO] checking ababo/gollum against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fababo%2Fgollum" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ababo/gollum on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ababo/gollum [INFO] finished tweaking git repo https://github.com/ababo/gollum [INFO] tweaked toml for git repo https://github.com/ababo/gollum written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/ababo/gollum already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7f6c6b7ec8581b5584703c48d82c64c3491f0b3c66ad2ced1ded13ace51adc49 [INFO] running `Command { std: "docker" "start" "-a" "7f6c6b7ec8581b5584703c48d82c64c3491f0b3c66ad2ced1ded13ace51adc49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f6c6b7ec8581b5584703c48d82c64c3491f0b3c66ad2ced1ded13ace51adc49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f6c6b7ec8581b5584703c48d82c64c3491f0b3c66ad2ced1ded13ace51adc49", kill_on_drop: false }` [INFO] [stdout] 7f6c6b7ec8581b5584703c48d82c64c3491f0b3c66ad2ced1ded13ace51adc49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 34e6a2a27c2f2738896d4268ad700587a099daf60e5afa25ab21ccbf3926696b [INFO] running `Command { std: "docker" "start" "-a" "34e6a2a27c2f2738896d4268ad700587a099daf60e5afa25ab21ccbf3926696b", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking dylib v0.0.3 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking gollum v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/cblas.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | let dylib = try!(DynamicLibrary::open(Some(dlib_path.as_ref()))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/cblas.rs:29:34 [INFO] [stdout] | [INFO] [stdout] 29 | sgemv: transmute(try!(dylib.symbol::("cblas_sgemv"))), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/cblas.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | dgemv: transmute(try!(dylib.symbol::("cblas_dgemv"))), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | let mut f = try!(fs::File::open("config.json")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:33:3 [INFO] [stdout] | [INFO] [stdout] 33 | try!(f.read_to_string(&mut s)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | Ok(try!(json::decode(&s))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/cblas.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | let dylib = try!(DynamicLibrary::open(Some(dlib_path.as_ref()))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/cblas.rs:29:34 [INFO] [stdout] | [INFO] [stdout] 29 | sgemv: transmute(try!(dylib.symbol::("cblas_sgemv"))), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/cblas.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | dgemv: transmute(try!(dylib.symbol::("cblas_dgemv"))), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | let mut f = try!(fs::File::open("config.json")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:33:3 [INFO] [stdout] | [INFO] [stdout] 33 | try!(f.read_to_string(&mut s)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | Ok(try!(json::decode(&s))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `net` [INFO] [stdout] --> src/neural_net.rs:26:52 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn compute<'a, A: Activator>(&'a mut self, net: &NeuralNet, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_net` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/neural_net.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | ... input: &[F]) -> Result<&'a [F], Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `No` [INFO] [stdout] --> src/blas.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | No, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Yes` [INFO] [stdout] --> src/blas.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Yes, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Conjugate` [INFO] [stdout] --> src/blas.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Conjugate [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/cblas.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn init>(dlib_path: P) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/config.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn new() -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Error` [INFO] [stdout] --> src/neural_net.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | type Error = String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `NeuralNet` [INFO] [stdout] --> src/neural_net.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct NeuralNet> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Context` [INFO] [stdout] --> src/neural_net.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Context> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `compute` [INFO] [stdout] --> src/neural_net.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn compute<'a, A: Activator>(&'a mut self, net: &NeuralNet, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `net` [INFO] [stdout] --> src/neural_net.rs:26:52 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn compute<'a, A: Activator>(&'a mut self, net: &NeuralNet, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_net` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/neural_net.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | ... input: &[F]) -> Result<&'a [F], Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Error` [INFO] [stdout] --> src/neural_net.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | type Error = String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `NeuralNet` [INFO] [stdout] --> src/neural_net.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct NeuralNet> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Context` [INFO] [stdout] --> src/neural_net.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Context> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `compute` [INFO] [stdout] --> src/neural_net.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn compute<'a, A: Activator>(&'a mut self, net: &NeuralNet, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.52s [INFO] running `Command { std: "docker" "inspect" "34e6a2a27c2f2738896d4268ad700587a099daf60e5afa25ab21ccbf3926696b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34e6a2a27c2f2738896d4268ad700587a099daf60e5afa25ab21ccbf3926696b", kill_on_drop: false }` [INFO] [stdout] 34e6a2a27c2f2738896d4268ad700587a099daf60e5afa25ab21ccbf3926696b