[INFO] fetching crate liblbfgs 0.1.0... [INFO] testing liblbfgs-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_1 [INFO] extracting crate liblbfgs 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate liblbfgs 0.1.0 [INFO] finished tweaking crates.io crate liblbfgs 0.1.0 [INFO] tweaked toml for crates.io crate liblbfgs 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate liblbfgs 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate liblbfgs 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded vecfx v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e197c14bd6dc8f57ac5dba154eb0a747eda028bdfce5af64eacaafa308f5f40 [INFO] running `Command { std: "docker" "start" "-a" "0e197c14bd6dc8f57ac5dba154eb0a747eda028bdfce5af64eacaafa308f5f40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e197c14bd6dc8f57ac5dba154eb0a747eda028bdfce5af64eacaafa308f5f40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e197c14bd6dc8f57ac5dba154eb0a747eda028bdfce5af64eacaafa308f5f40", kill_on_drop: false }` [INFO] [stdout] 0e197c14bd6dc8f57ac5dba154eb0a747eda028bdfce5af64eacaafa308f5f40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 30b4dbb87aece15a60fcfb5021c6bc00624a3a8b56f31ffc0407b8f155d5c6e3 [INFO] running `Command { std: "docker" "start" "-a" "30b4dbb87aece15a60fcfb5021c6bc00624a3a8b56f31ffc0407b8f155d5c6e3", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.60 [INFO] [stderr] Compiling liblbfgs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::math::*` [INFO] [stdout] --> src/line.rs:243:5 [INFO] [stdout] | [INFO] [stdout] 243 | use crate::math::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private item shadows public glob re-export [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use crate::lbfgs::Lbfgs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the name `Lbfgs` in the type namespace is supposed to be publicly re-exported here [INFO] [stdout] --> src/lib.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub use crate::lbfgs::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] note: but the private item here shadows it [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use crate::lbfgs::Lbfgs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(hidden_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pf` is never read [INFO] [stdout] --> src/lbfgs.rs:867:5 [INFO] [stdout] | [INFO] [stdout] 854 | pub struct LbfgsState<'a, E> [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 867 | pf: Vec, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `satisfying_max_gnorm` is never used [INFO] [stdout] --> src/lbfgs.rs:1190:4 [INFO] [stdout] | [INFO] [stdout] 1190 | fn satisfying_max_gnorm(prgr: &Progress, max_gnorm: f64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `satisfying_delta` is never used [INFO] [stdout] --> src/lbfgs.rs:1206:4 [INFO] [stdout] | [INFO] [stdout] 1206 | fn satisfying_delta<'a>(prgr: &Progress, pf: &'a mut [f64], delta: f64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lbfgs.rs:946:22 [INFO] [stdout] | [INFO] [stdout] 946 | pub fn propagate(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 946 | pub fn propagate(&mut self) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lbfgs.rs:997:21 [INFO] [stdout] | [INFO] [stdout] 997 | fn get_progress(&self) -> Progress { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 997 | fn get_progress(&self) -> Progress<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "30b4dbb87aece15a60fcfb5021c6bc00624a3a8b56f31ffc0407b8f155d5c6e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30b4dbb87aece15a60fcfb5021c6bc00624a3a8b56f31ffc0407b8f155d5c6e3", kill_on_drop: false }` [INFO] [stdout] 30b4dbb87aece15a60fcfb5021c6bc00624a3a8b56f31ffc0407b8f155d5c6e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 96acd218de53ab10cecf004c72925e540851fa504204c08078ab05a4081f30a7 [INFO] running `Command { std: "docker" "start" "-a" "96acd218de53ab10cecf004c72925e540851fa504204c08078ab05a4081f30a7", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.142 [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.142 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling ordered-float v2.10.0 [INFO] [stdout] warning: unused import: `crate::math::*` [INFO] [stdout] --> src/line.rs:243:5 [INFO] [stdout] | [INFO] [stdout] 243 | use crate::math::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private item shadows public glob re-export [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use crate::lbfgs::Lbfgs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the name `Lbfgs` in the type namespace is supposed to be publicly re-exported here [INFO] [stdout] --> src/lib.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub use crate::lbfgs::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] note: but the private item here shadows it [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use crate::lbfgs::Lbfgs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(hidden_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pf` is never read [INFO] [stdout] --> src/lbfgs.rs:867:5 [INFO] [stdout] | [INFO] [stdout] 854 | pub struct LbfgsState<'a, E> [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 867 | pf: Vec, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `satisfying_max_gnorm` is never used [INFO] [stdout] --> src/lbfgs.rs:1190:4 [INFO] [stdout] | [INFO] [stdout] 1190 | fn satisfying_max_gnorm(prgr: &Progress, max_gnorm: f64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `satisfying_delta` is never used [INFO] [stdout] --> src/lbfgs.rs:1206:4 [INFO] [stdout] | [INFO] [stdout] 1206 | fn satisfying_delta<'a>(prgr: &Progress, pf: &'a mut [f64], delta: f64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lbfgs.rs:946:22 [INFO] [stdout] | [INFO] [stdout] 946 | pub fn propagate(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 946 | pub fn propagate(&mut self) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lbfgs.rs:997:21 [INFO] [stdout] | [INFO] [stdout] 997 | fn get_progress(&self) -> Progress { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 997 | fn get_progress(&self) -> Progress<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling plotters-svg v0.3.2 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling vecfx v0.1.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling plotters v0.3.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.2 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_json v1.0.83 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling liblbfgs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Progress` [INFO] [stdout] --> examples/lj.rs:68:27 [INFO] [stdout] | [INFO] [stdout] 68 | use liblbfgs::{lbfgs, Progress}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Progress` [INFO] [stdout] --> tests/rosenbrock.rs:25:63 [INFO] [stdout] | [INFO] [stdout] 25 | use liblbfgs::{default_evaluate, default_progress, lbfgs, Progress}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::math::*` [INFO] [stdout] --> src/line.rs:243:5 [INFO] [stdout] | [INFO] [stdout] 243 | use crate::math::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private item shadows public glob re-export [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use crate::lbfgs::Lbfgs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the name `Lbfgs` in the type namespace is supposed to be publicly re-exported here [INFO] [stdout] --> src/lib.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub use crate::lbfgs::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] note: but the private item here shadows it [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use crate::lbfgs::Lbfgs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(hidden_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/lj.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut lj = LennardJones::default(); [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: unused `Result` that must be used [INFO] [stdout] --> examples/lj.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | / lbfgs().minimize( [INFO] [stdout] 113 | | &mut positions, [INFO] [stdout] 114 | | |x: &[f64], gx: &mut [f64]| { [INFO] [stdout] 115 | | let energy = lj.evaluate(x.as_3d(), gx.as_mut_3d()); [INFO] [stdout] ... | [INFO] [stdout] 127 | | }, [INFO] [stdout] 128 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 112 | let _ = lbfgs().minimize( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pf` is never read [INFO] [stdout] --> src/lbfgs.rs:867:5 [INFO] [stdout] | [INFO] [stdout] 854 | pub struct LbfgsState<'a, E> [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 867 | pf: Vec, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `satisfying_max_gnorm` is never used [INFO] [stdout] --> src/lbfgs.rs:1190:4 [INFO] [stdout] | [INFO] [stdout] 1190 | fn satisfying_max_gnorm(prgr: &Progress, max_gnorm: f64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `satisfying_delta` is never used [INFO] [stdout] --> src/lbfgs.rs:1206:4 [INFO] [stdout] | [INFO] [stdout] 1206 | fn satisfying_delta<'a>(prgr: &Progress, pf: &'a mut [f64], delta: f64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lbfgs.rs:946:22 [INFO] [stdout] | [INFO] [stdout] 946 | pub fn propagate(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 946 | pub fn propagate(&mut self) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lbfgs.rs:997:21 [INFO] [stdout] | [INFO] [stdout] 997 | fn get_progress(&self) -> Progress { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 997 | fn get_progress(&self) -> Progress<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 13.59s [INFO] running `Command { std: "docker" "inspect" "96acd218de53ab10cecf004c72925e540851fa504204c08078ab05a4081f30a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96acd218de53ab10cecf004c72925e540851fa504204c08078ab05a4081f30a7", kill_on_drop: false }` [INFO] [stdout] 96acd218de53ab10cecf004c72925e540851fa504204c08078ab05a4081f30a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3d5e2c03563182f748493e386d7406681f5d20efd0320914f678b05bd365eb0b [INFO] running `Command { std: "docker" "start" "-a" "3d5e2c03563182f748493e386d7406681f5d20efd0320914f678b05bd365eb0b", kill_on_drop: false }` [INFO] [stderr] error: failed to download `crossbeam-epoch v0.9.10` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] unable to get packages from source [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to unpack package `crossbeam-epoch v0.9.10` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.9.10` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30) [INFO] running `Command { std: "docker" "inspect" "3d5e2c03563182f748493e386d7406681f5d20efd0320914f678b05bd365eb0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d5e2c03563182f748493e386d7406681f5d20efd0320914f678b05bd365eb0b", kill_on_drop: false }` [INFO] [stdout] 3d5e2c03563182f748493e386d7406681f5d20efd0320914f678b05bd365eb0b