[INFO] cloning repository https://github.com/minikiller/study-project [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minikiller/study-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminikiller%2Fstudy-project", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminikiller%2Fstudy-project'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6dfcf2137f0dc8c7c2cd553f8253dfb30a6567a1 [INFO] building minikiller/study-project against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminikiller%2Fstudy-project" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/minikiller/study-project on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/minikiller/study-project [INFO] finished tweaking git repo https://github.com/minikiller/study-project [INFO] tweaked toml for git repo https://github.com/minikiller/study-project written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/minikiller/study-project 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0149c1b32c8bab3b0d1648cbee5c19340724b09a996211b8a5e3298383065048 [INFO] running `Command { std: "docker" "start" "-a" "0149c1b32c8bab3b0d1648cbee5c19340724b09a996211b8a5e3298383065048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0149c1b32c8bab3b0d1648cbee5c19340724b09a996211b8a5e3298383065048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0149c1b32c8bab3b0d1648cbee5c19340724b09a996211b8a5e3298383065048", kill_on_drop: false }` [INFO] [stdout] 0149c1b32c8bab3b0d1648cbee5c19340724b09a996211b8a5e3298383065048 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32344df0ea8a683f7bacc23963b28af4b77891aec0d5a2b1d6945f82cf538218 [INFO] running `Command { std: "docker" "start" "-a" "32344df0ea8a683f7bacc23963b28af4b77891aec0d5a2b1d6945f82cf538218", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling structer v0.1.0 (/opt/rustwide/workdir/structer) [INFO] [stderr] Compiling owner v0.1.0 (/opt/rustwide/workdir/owner) [INFO] [stderr] Compiling iter v0.1.0 (/opt/rustwide/workdir/iter) [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir/hello) [INFO] [stdout] warning: function `get_it` is never used [INFO] [stdout] --> owner/src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn get_it<'a>() -> &'a str { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling guess v0.1.0 (/opt/rustwide/workdir/guess) [INFO] [stderr] Compiling variant v0.1.0 (/opt/rustwide/workdir/variant) [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> variant/src/main.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let name: (String, u32, Vec<&str>); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vd` [INFO] [stdout] --> variant/src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let vd= add_it(18); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Hello` is never constructed [INFO] [stdout] --> variant/src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Hello<'a> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.16s [INFO] running `Command { std: "docker" "inspect" "32344df0ea8a683f7bacc23963b28af4b77891aec0d5a2b1d6945f82cf538218", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32344df0ea8a683f7bacc23963b28af4b77891aec0d5a2b1d6945f82cf538218", kill_on_drop: false }` [INFO] [stdout] 32344df0ea8a683f7bacc23963b28af4b77891aec0d5a2b1d6945f82cf538218 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59ce0aca0c27b2b813a096b8d23ee0b71b90f079d3dd94bfa977578987458034 [INFO] running `Command { std: "docker" "start" "-a" "59ce0aca0c27b2b813a096b8d23ee0b71b90f079d3dd94bfa977578987458034", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir/hello) [INFO] [stderr] Compiling iter v0.1.0 (/opt/rustwide/workdir/iter) [INFO] [stderr] Compiling owner v0.1.0 (/opt/rustwide/workdir/owner) [INFO] [stderr] Compiling structer v0.1.0 (/opt/rustwide/workdir/structer) [INFO] [stderr] Compiling guess v0.1.0 (/opt/rustwide/workdir/guess) [INFO] [stderr] Compiling variant v0.1.0 (/opt/rustwide/workdir/variant) [INFO] [stdout] warning: function `get_it` is never used [INFO] [stdout] --> owner/src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn get_it<'a>() -> &'a str { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> variant/src/main.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let name: (String, u32, Vec<&str>); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vd` [INFO] [stdout] --> variant/src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let vd= add_it(18); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Hello` is never constructed [INFO] [stdout] --> variant/src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Hello<'a> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "59ce0aca0c27b2b813a096b8d23ee0b71b90f079d3dd94bfa977578987458034", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ce0aca0c27b2b813a096b8d23ee0b71b90f079d3dd94bfa977578987458034", kill_on_drop: false }` [INFO] [stdout] 59ce0aca0c27b2b813a096b8d23ee0b71b90f079d3dd94bfa977578987458034