[INFO] cloning repository https://github.com/aditya2912/Random-Local-Search-In-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aditya2912/Random-Local-Search-In-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faditya2912%2FRandom-Local-Search-In-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faditya2912%2FRandom-Local-Search-In-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f42f71ebd8888cdc541f05265c9bcbe461397c19 [INFO] checking aditya2912/Random-Local-Search-In-Rust against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faditya2912%2FRandom-Local-Search-In-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aditya2912/Random-Local-Search-In-Rust on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aditya2912/Random-Local-Search-In-Rust [INFO] finished tweaking git repo https://github.com/aditya2912/Random-Local-Search-In-Rust [INFO] tweaked toml for git repo https://github.com/aditya2912/Random-Local-Search-In-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/aditya2912/Random-Local-Search-In-Rust 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3b7be096719d39334ce8c0c63af57bd23461252f8e357e3f88290921753d4c9 [INFO] running `Command { std: "docker" "start" "-a" "a3b7be096719d39334ce8c0c63af57bd23461252f8e357e3f88290921753d4c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3b7be096719d39334ce8c0c63af57bd23461252f8e357e3f88290921753d4c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3b7be096719d39334ce8c0c63af57bd23461252f8e357e3f88290921753d4c9", kill_on_drop: false }` [INFO] [stdout] a3b7be096719d39334ce8c0c63af57bd23461252f8e357e3f88290921753d4c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5e1b65f19e909773a0f5f8a55549a85d9adb0a18a3a07240fcef1988ed3906d [INFO] running `Command { std: "docker" "start" "-a" "e5e1b65f19e909773a0f5f8a55549a85d9adb0a18a3a07240fcef1988ed3906d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking rust_dummy_project v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::f64::consts::E` [INFO] [stdout] --> src/neuron.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::E; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts::E` [INFO] [stdout] --> src/neuron.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::E; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sigmoid` is never read [INFO] [stdout] --> src/neuron.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut sigmoid: f64 = 0f64; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut sig: f64 = sigmoid(self.u0.value); [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: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let mut sig: f64 = sigmoid(self.u0.value); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `empty` and `new` are never used [INFO] [stdout] --> src/neuron.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Unit { [INFO] [stdout] | --------- associated functions in this implementation [INFO] [stdout] 12 | pub fn empty() -> Unit { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn new(value: f64, gradient: f64) -> Unit { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MultiplyGate` is never constructed [INFO] [stdout] --> src/neuron.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct MultiplyGate { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `empty`, `forward`, and `backwards` are never used [INFO] [stdout] --> src/neuron.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl MultiplyGate { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 28 | pub fn empty() -> MultiplyGate { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn forward(mut self, u0: Unit, u1: Unit) -> MultiplyGate { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn backwards(mut self) -> MultiplyGate { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AddGate` is never constructed [INFO] [stdout] --> src/neuron.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct AddGate { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `empty`, `forward`, and `backward` are never used [INFO] [stdout] --> src/neuron.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl AddGate { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 57 | pub fn empty() -> AddGate { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn forward(mut self, u0: Unit, u1: Unit) -> AddGate { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn backward(mut self) -> AddGate { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SigmoidGate` is never constructed [INFO] [stdout] --> src/neuron.rs:79:12 [INFO] [stdout] | [INFO] [stdout] 79 | pub struct SigmoidGate { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sigmoid` is never used [INFO] [stdout] --> src/neuron.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn sigmoid(x: f64 ) -> f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `empty`, `forward`, and `backward` are never used [INFO] [stdout] --> src/neuron.rs:96:12 [INFO] [stdout] | [INFO] [stdout] 95 | impl SigmoidGate { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 96 | pub fn empty() -> SigmoidGate { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn forward(mut self, u0 : Unit) -> SigmoidGate { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn backward(mut self) -> SigmoidGate { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `neuronMod` should have a snake case name [INFO] [stdout] --> src/neuron.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod neuronMod { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `neuron_mod` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sigmoid` is never read [INFO] [stdout] --> src/neuron.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut sigmoid: f64 = 0f64; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut sig: f64 = sigmoid(self.u0.value); [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: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let mut sig: f64 = sigmoid(self.u0.value); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:126:14 [INFO] [stdout] | [INFO] [stdout] 126 | let mut a: neuronMod::Unit = neuronMod::Unit::new(1.0, 2.0); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:127:14 [INFO] [stdout] | [INFO] [stdout] 127 | let mut b: neuronMod::Unit = neuronMod::Unit::new(2.0, 0.0); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:128:14 [INFO] [stdout] | [INFO] [stdout] 128 | let mut c: neuronMod::Unit = neuronMod::Unit::new(-3.0, 0.0); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:129:14 [INFO] [stdout] | [INFO] [stdout] 129 | let mut x: neuronMod::Unit = neuronMod::Unit::new(-1.0, 0.0); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:130:14 [INFO] [stdout] | [INFO] [stdout] 130 | let mut y: neuronMod::Unit = neuronMod::Unit::new(3.0, 0.0); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:132:14 [INFO] [stdout] | [INFO] [stdout] 132 | let mut mulg0: neuronMod::MultiplyGate = neuronMod::MultiplyGate::empty(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:133:14 [INFO] [stdout] | [INFO] [stdout] 133 | let mut mulg1: neuronMod::MultiplyGate = neuronMod::MultiplyGate::empty(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:134:14 [INFO] [stdout] | [INFO] [stdout] 134 | let mut addg0: neuronMod::AddGate = neuronMod::AddGate::empty(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:135:14 [INFO] [stdout] | [INFO] [stdout] 135 | let mut addg1: neuronMod::AddGate = neuronMod::AddGate::empty(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:136:14 [INFO] [stdout] | [INFO] [stdout] 136 | let mut sg0: neuronMod::SigmoidGate = neuronMod::SigmoidGate::empty(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:138:14 [INFO] [stdout] | [INFO] [stdout] 138 | let mut ax: neuronMod::MultiplyGate = mulg0.forward(a, x); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:139:14 [INFO] [stdout] | [INFO] [stdout] 139 | let mut by: neuronMod::MultiplyGate = mulg1.forward(b, y); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:140:14 [INFO] [stdout] | [INFO] [stdout] 140 | let mut axpby: neuronMod::AddGate = addg0.forward(ax.utop, by.utop); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:141:14 [INFO] [stdout] | [INFO] [stdout] 141 | let mut axpbypc: neuronMod::AddGate = addg1.forward(axpby.utop, c); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neuron.rs:142:14 [INFO] [stdout] | [INFO] [stdout] 142 | let mut s: neuronMod::SigmoidGate = sg0.forward(axpbypc.utop); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `backwards` is never used [INFO] [stdout] --> src/neuron.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl MultiplyGate { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn backwards(mut self) -> MultiplyGate { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `backward` is never used [INFO] [stdout] --> src/neuron.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl AddGate { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn backward(mut self) -> AddGate { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `backward` is never used [INFO] [stdout] --> src/neuron.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 95 | impl SigmoidGate { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn backward(mut self) -> SigmoidGate { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `neuronMod` should have a snake case name [INFO] [stdout] --> src/neuron.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod neuronMod { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `neuron_mod` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.86s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e5e1b65f19e909773a0f5f8a55549a85d9adb0a18a3a07240fcef1988ed3906d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e1b65f19e909773a0f5f8a55549a85d9adb0a18a3a07240fcef1988ed3906d", kill_on_drop: false }` [INFO] [stdout] e5e1b65f19e909773a0f5f8a55549a85d9adb0a18a3a07240fcef1988ed3906d [INFO] checking aditya2912/Random-Local-Search-In-Rust against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faditya2912%2FRandom-Local-Search-In-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aditya2912/Random-Local-Search-In-Rust on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aditya2912/Random-Local-Search-In-Rust [INFO] finished tweaking git repo https://github.com/aditya2912/Random-Local-Search-In-Rust [INFO] tweaked toml for git repo https://github.com/aditya2912/Random-Local-Search-In-Rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/aditya2912/Random-Local-Search-In-Rust 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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 216f8bcee9c116f4197a7f0f2204415833df40d48af2eeb5fed8a2167cfbd5a3 [INFO] running `Command { std: "docker" "start" "-a" "216f8bcee9c116f4197a7f0f2204415833df40d48af2eeb5fed8a2167cfbd5a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "216f8bcee9c116f4197a7f0f2204415833df40d48af2eeb5fed8a2167cfbd5a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "216f8bcee9c116f4197a7f0f2204415833df40d48af2eeb5fed8a2167cfbd5a3", kill_on_drop: false }` [INFO] [stdout] 216f8bcee9c116f4197a7f0f2204415833df40d48af2eeb5fed8a2167cfbd5a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b750420e2cb810a68fa5a2f5c54bbb936ee49d37b99d728ff9c8bf1d39ab54d7 [INFO] running `Command { std: "docker" "start" "-a" "b750420e2cb810a68fa5a2f5c54bbb936ee49d37b99d728ff9c8bf1d39ab54d7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/aa7c6ba69acce8b10a275eabfe6157ea72c8b599/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.42 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b750420e2cb810a68fa5a2f5c54bbb936ee49d37b99d728ff9c8bf1d39ab54d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b750420e2cb810a68fa5a2f5c54bbb936ee49d37b99d728ff9c8bf1d39ab54d7", kill_on_drop: false }` [INFO] [stdout] b750420e2cb810a68fa5a2f5c54bbb936ee49d37b99d728ff9c8bf1d39ab54d7