[INFO] cloning repository https://github.com/jakobbeckmann/chans_algorithm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakobbeckmann/chans_algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobbeckmann%2Fchans_algorithm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobbeckmann%2Fchans_algorithm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fef9a303f1fd0c2b000af908aff6f956aa224784 [INFO] testing jakobbeckmann/chans_algorithm against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobbeckmann%2Fchans_algorithm" "/workspace/builds/worker-26/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jakobbeckmann/chans_algorithm on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jakobbeckmann/chans_algorithm [INFO] finished tweaking git repo https://github.com/jakobbeckmann/chans_algorithm [INFO] tweaked toml for git repo https://github.com/jakobbeckmann/chans_algorithm written to /workspace/builds/worker-26/source/Cargo.toml [INFO] crate git repo https://github.com/jakobbeckmann/chans_algorithm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log4rs v0.7.0 [INFO] [stderr] Downloaded unreachable v0.1.1 [INFO] [stderr] Downloaded ordered-float v0.5.0 [INFO] [stderr] Downloaded log v0.3.8 [INFO] [stderr] Downloaded log-mdc v0.1.0 [INFO] [stderr] Downloaded serde_derive_internals v0.16.0 [INFO] [stderr] Downloaded humantime v1.0.0 [INFO] [stderr] Downloaded fnv v1.0.5 [INFO] [stderr] Downloaded crossbeam v0.2.10 [INFO] [stderr] Downloaded chrono v0.3.0 [INFO] [stderr] Downloaded redox_syscall v0.1.31 [INFO] [stderr] Downloaded num-integer v0.1.35 [INFO] [stderr] Downloaded typemap v0.3.3 [INFO] [stderr] Downloaded memchr v1.0.2 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.2.0 [INFO] [stderr] Downloaded fuchsia-zircon v0.2.1 [INFO] [stderr] Downloaded num-iter v0.1.34 [INFO] [stderr] Downloaded unsafe-any v0.4.2 [INFO] [stderr] Downloaded rand v0.3.17 [INFO] [stderr] Downloaded miniz-sys v0.1.10 [INFO] [stderr] Downloaded yaml-rust v0.3.5 [INFO] [stderr] Downloaded itoa v0.3.4 [INFO] [stderr] Downloaded serde-value v0.5.1 [INFO] [stderr] Downloaded serde_yaml v0.7.1 [INFO] [stderr] Downloaded serde_json v1.0.4 [INFO] [stderr] Downloaded linked-hash-map v0.4.2 [INFO] [stderr] Downloaded traitobject v0.1.0 [INFO] [stderr] Downloaded time v0.1.38 [INFO] [stderr] Downloaded num v0.1.40 [INFO] [stderr] Downloaded num-traits v0.1.40 [INFO] [stderr] Downloaded flate2 v0.2.20 [INFO] [stderr] Downloaded bitflags v0.7.0 [INFO] [stderr] Downloaded csv-core v0.1.3 [INFO] [stderr] Downloaded serde v1.0.16 [INFO] [stderr] Downloaded antidote v1.0.0 [INFO] [stderr] Downloaded serde_derive v1.0.16 [INFO] [stderr] Downloaded cc v1.0.2 [INFO] [stderr] Downloaded libc v0.2.32 [INFO] [stderr] Downloaded quick-error v1.2.1 [INFO] [stderr] Downloaded csv v1.0.0-beta.5 [INFO] [stderr] Downloaded linked-hash-map v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d4b2c9658bc07fe914668d9b8a7b271d942b48f9d2c278bf82d03f93c925a76 [INFO] running `Command { std: "docker" "start" "-a" "6d4b2c9658bc07fe914668d9b8a7b271d942b48f9d2c278bf82d03f93c925a76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d4b2c9658bc07fe914668d9b8a7b271d942b48f9d2c278bf82d03f93c925a76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d4b2c9658bc07fe914668d9b8a7b271d942b48f9d2c278bf82d03f93c925a76", kill_on_drop: false }` [INFO] [stdout] 6d4b2c9658bc07fe914668d9b8a7b271d942b48f9d2c278bf82d03f93c925a76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f9a0d1d4c5940401130d61f093091c40845b82440b028c36209296f3c887094 [INFO] running `Command { std: "docker" "start" "-a" "8f9a0d1d4c5940401130d61f093091c40845b82440b028c36209296f3c887094", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.1.40 [INFO] [stderr] Compiling libc v0.2.32 [INFO] [stderr] Compiling cc v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling serde v1.0.16 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling linked-hash-map v0.3.0 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling linked-hash-map v0.4.2 [INFO] [stderr] Compiling quick-error v1.2.1 [INFO] [stderr] Compiling log-mdc v0.1.0 [INFO] [stderr] Compiling crossbeam v0.2.10 [INFO] [stderr] Compiling fnv v1.0.5 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling csv-core v0.1.3 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling humantime v1.0.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling rand v0.3.17 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling num v0.1.40 [INFO] [stderr] Compiling chrono v0.3.0 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling serde_derive v1.0.16 [INFO] [stderr] Compiling serde-value v0.5.1 [INFO] [stderr] Compiling serde_json v1.0.4 [INFO] [stderr] Compiling serde_yaml v0.7.1 [INFO] [stderr] Compiling csv v1.0.0-beta.5 [INFO] [stderr] Compiling log4rs v0.7.0 [INFO] [stderr] Compiling chan v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/util/chan.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | for idx in 0..parallelism { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | writeln!(file, "{},{}", x, y); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | writeln!(file, "{},{}", point.x, point.y); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hull` is never read [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut hull: Vec = Vec::with_capacity(1_000_000); // TODO: this could be made smaller maybe [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.30s [INFO] running `Command { std: "docker" "inspect" "8f9a0d1d4c5940401130d61f093091c40845b82440b028c36209296f3c887094", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f9a0d1d4c5940401130d61f093091c40845b82440b028c36209296f3c887094", kill_on_drop: false }` [INFO] [stdout] 8f9a0d1d4c5940401130d61f093091c40845b82440b028c36209296f3c887094 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b95fb1d88e3c8b6e6d5e9b58310dc2c79fd0b4e5e0ccb86754105fc3d743e79d [INFO] running `Command { std: "docker" "start" "-a" "b95fb1d88e3c8b6e6d5e9b58310dc2c79fd0b4e5e0ccb86754105fc3d743e79d", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/util/chan.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | for idx in 0..parallelism { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | writeln!(file, "{},{}", x, y); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | writeln!(file, "{},{}", point.x, point.y); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chan v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/util/chan.rs:147:9 [INFO] [stdout] | [INFO] [stdout] 147 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hull` is never read [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut hull: Vec = Vec::with_capacity(1_000_000); // TODO: this could be made smaller maybe [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/util/chan.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | for idx in 0..parallelism { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | writeln!(file, "{},{}", x, y); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | writeln!(file, "{},{}", point.x, point.y); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "b95fb1d88e3c8b6e6d5e9b58310dc2c79fd0b4e5e0ccb86754105fc3d743e79d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b95fb1d88e3c8b6e6d5e9b58310dc2c79fd0b4e5e0ccb86754105fc3d743e79d", kill_on_drop: false }` [INFO] [stdout] b95fb1d88e3c8b6e6d5e9b58310dc2c79fd0b4e5e0ccb86754105fc3d743e79d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 77bf91433bc512181f560d27ca7d897b076e799f475ff3c1cde26c358a4262dc [INFO] running `Command { std: "docker" "start" "-a" "77bf91433bc512181f560d27ca7d897b076e799f475ff3c1cde26c358a4262dc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `idx` [INFO] [stderr] --> src/util/chan.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | for idx in 0..parallelism { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | writeln!(file, "{},{}", x, y); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | writeln!(file, "{},{}", point.x, point.y); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/util/chan.rs:147:9 [INFO] [stderr] | [INFO] [stderr] 147 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `chan` (lib) generated 5 warnings [INFO] [stderr] warning: `chan` (lib test) generated 6 warnings (5 duplicates) [INFO] [stderr] warning: value assigned to `hull` is never read [INFO] [stderr] --> src/main.rs:36:13 [INFO] [stderr] | [INFO] [stderr] 36 | let mut hull: Vec = Vec::with_capacity(1_000_000); // TODO: this could be made smaller maybe [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `chan` (bin "chan" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chan-ed8905f21e94724c) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test util::chan::tests::test_tangent_func ... ok [INFO] [stdout] test util::tests::test_compare ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chan-67d7d5fe999502f8) [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] [stderr] Doc-tests chan [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" "77bf91433bc512181f560d27ca7d897b076e799f475ff3c1cde26c358a4262dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77bf91433bc512181f560d27ca7d897b076e799f475ff3c1cde26c358a4262dc", kill_on_drop: false }` [INFO] [stdout] 77bf91433bc512181f560d27ca7d897b076e799f475ff3c1cde26c358a4262dc