[INFO] cloning repository https://github.com/FredericDesgreniers/rand_field [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FredericDesgreniers/rand_field" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Frand_field", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Frand_field'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e141ec917949d537d77ba3d85502be3de5a2d4e9 [INFO] testing FredericDesgreniers/rand_field against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Frand_field" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FredericDesgreniers/rand_field on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FredericDesgreniers/rand_field [INFO] finished tweaking git repo https://github.com/FredericDesgreniers/rand_field [INFO] tweaked toml for git repo https://github.com/FredericDesgreniers/rand_field written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/FredericDesgreniers/rand_field already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d618f1f4100ad5af7f13cfedf0368fab3ae0d80b930582e1e4f2937eb147ec9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8d618f1f4100ad5af7f13cfedf0368fab3ae0d80b930582e1e4f2937eb147ec9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d618f1f4100ad5af7f13cfedf0368fab3ae0d80b930582e1e4f2937eb147ec9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d618f1f4100ad5af7f13cfedf0368fab3ae0d80b930582e1e4f2937eb147ec9", kill_on_drop: false }` [INFO] [stdout] 8d618f1f4100ad5af7f13cfedf0368fab3ae0d80b930582e1e4f2937eb147ec9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7af7c1a684e103dce6665a3804a99e4a9b4d1afb43830f70e8a156be6242f9d5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7af7c1a684e103dce6665a3804a99e4a9b4d1afb43830f70e8a156be6242f9d5", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Compiling syn v0.14.7 [INFO] [stderr] Compiling rand_field v0.1.0 (/opt/rustwide/workdir/rand_field) [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> rand_field/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_field_derive v0.1.0 (/opt/rustwide/workdir/rand_field_derive) [INFO] [stdout] warning: unused import: `Field` [INFO] [stdout] --> rand_field_derive/src/lib.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | use syn::{Data, Field, Fields, Type}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `proc_macro2::Punct` [INFO] [stdout] --> rand_field_derive/src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use proc_macro2::Punct; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> rand_field_derive/src/lib.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let index = rand::thread_rng().gen_range(0, choices.len()); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling RandField v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(attr_literals)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `RandField` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `rand_field` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.36s [INFO] running `Command { std: "docker" "inspect" "7af7c1a684e103dce6665a3804a99e4a9b4d1afb43830f70e8a156be6242f9d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7af7c1a684e103dce6665a3804a99e4a9b4d1afb43830f70e8a156be6242f9d5", kill_on_drop: false }` [INFO] [stdout] 7af7c1a684e103dce6665a3804a99e4a9b4d1afb43830f70e8a156be6242f9d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87f716cf07d51d9fae96a3fcadb1157f66bf021739e7f9355c0d081db158c493 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "87f716cf07d51d9fae96a3fcadb1157f66bf021739e7f9355c0d081db158c493", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> rand_field/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Field` [INFO] [stdout] --> rand_field_derive/src/lib.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | use syn::{Data, Field, Fields, Type}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling RandField v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `proc_macro2::Punct` [INFO] [stdout] --> rand_field_derive/src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use proc_macro2::Punct; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> rand_field_derive/src/lib.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let index = rand::thread_rng().gen_range(0, choices.len()); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(attr_literals)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `RandField` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `rand_field` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "87f716cf07d51d9fae96a3fcadb1157f66bf021739e7f9355c0d081db158c493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87f716cf07d51d9fae96a3fcadb1157f66bf021739e7f9355c0d081db158c493", kill_on_drop: false }` [INFO] [stdout] 87f716cf07d51d9fae96a3fcadb1157f66bf021739e7f9355c0d081db158c493 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbb76451acdfd07e8abe07d20a7112ddebf60da45e0a05ad915ec022a33fc57a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bbb76451acdfd07e8abe07d20a7112ddebf60da45e0a05ad915ec022a33fc57a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> rand_field/src/lib.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `Field` [INFO] [stderr] --> rand_field_derive/src/lib.rs:11:17 [INFO] [stderr] | [INFO] [stderr] 11 | use syn::{Data, Field, Fields, Type}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `proc_macro2::Punct` [INFO] [stderr] --> rand_field_derive/src/lib.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use proc_macro2::Punct; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> rand_field_derive/src/lib.rs:85:13 [INFO] [stderr] | [INFO] [stderr] 85 | let index = rand::thread_rng().gen_range(0, choices.len()); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(attr_literals)] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate `RandField` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `rand_field` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/RandField-a4dfa0a7bdaf8285) [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" "bbb76451acdfd07e8abe07d20a7112ddebf60da45e0a05ad915ec022a33fc57a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbb76451acdfd07e8abe07d20a7112ddebf60da45e0a05ad915ec022a33fc57a", kill_on_drop: false }` [INFO] [stdout] bbb76451acdfd07e8abe07d20a7112ddebf60da45e0a05ad915ec022a33fc57a