[INFO] cloning repository https://github.com/releek/three_programs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/releek/three_programs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freleek%2Fthree_programs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freleek%2Fthree_programs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5d3a7f39d8c8624b0ba9a37373895f09eca0da73 [INFO] testing releek/three_programs against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freleek%2Fthree_programs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/releek/three_programs [INFO] finished tweaking git repo https://github.com/releek/three_programs [INFO] tweaked toml for git repo https://github.com/releek/three_programs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/releek/three_programs on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/releek/three_programs 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aad271a67a1129347cf475415d65191d73c21ed2ab2e2b75d06950985977b760 [INFO] running `Command { std: "docker" "start" "-a" "aad271a67a1129347cf475415d65191d73c21ed2ab2e2b75d06950985977b760", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aad271a67a1129347cf475415d65191d73c21ed2ab2e2b75d06950985977b760", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aad271a67a1129347cf475415d65191d73c21ed2ab2e2b75d06950985977b760", kill_on_drop: false }` [INFO] [stdout] aad271a67a1129347cf475415d65191d73c21ed2ab2e2b75d06950985977b760 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a0074633f6eb9c99d10515a98435747e4b02b279b786f824a9a0e6bce026a4a [INFO] running `Command { std: "docker" "start" "-a" "6a0074633f6eb9c99d10515a98435747e4b02b279b786f824a9a0e6bce026a4a", kill_on_drop: false }` [INFO] [stderr] Compiling three_programs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Nested` is never constructed [INFO] [stdout] --> src/grid/nested.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Nested { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/grid/profile.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Profile { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 5 | pub program: Program, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 6 | pub repetitions: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 7 | pub row_count: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 8 | pub col_count: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 9 | pub element_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 10 | pub element_sum: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | pub time_min: f32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 12 | pub time_max: f32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 13 | pub time_mean: f32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | pub time_stdev: f32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Profile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "6a0074633f6eb9c99d10515a98435747e4b02b279b786f824a9a0e6bce026a4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a0074633f6eb9c99d10515a98435747e4b02b279b786f824a9a0e6bce026a4a", kill_on_drop: false }` [INFO] [stdout] 6a0074633f6eb9c99d10515a98435747e4b02b279b786f824a9a0e6bce026a4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2889ac44659d9b916b995442cdb9f85a32fefa16be4df740197faa12333dffc [INFO] running `Command { std: "docker" "start" "-a" "b2889ac44659d9b916b995442cdb9f85a32fefa16be4df740197faa12333dffc", kill_on_drop: false }` [INFO] [stderr] Compiling three_programs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Nested` is never constructed [INFO] [stdout] --> src/grid/nested.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Nested { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/grid/profile.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Profile { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 5 | pub program: Program, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 6 | pub repetitions: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 7 | pub row_count: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 8 | pub col_count: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 9 | pub element_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 10 | pub element_sum: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 11 | pub time_min: f32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 12 | pub time_max: f32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 13 | pub time_mean: f32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | pub time_stdev: f32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Profile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "b2889ac44659d9b916b995442cdb9f85a32fefa16be4df740197faa12333dffc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2889ac44659d9b916b995442cdb9f85a32fefa16be4df740197faa12333dffc", kill_on_drop: false }` [INFO] [stdout] b2889ac44659d9b916b995442cdb9f85a32fefa16be4df740197faa12333dffc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 57e8a032b1c2a3a66ffea4a4c9b09ab3aa8f0941a65014f43842001b872e3a99 [INFO] running `Command { std: "docker" "start" "-a" "57e8a032b1c2a3a66ffea4a4c9b09ab3aa8f0941a65014f43842001b872e3a99", kill_on_drop: false }` [INFO] [stderr] warning: struct `Nested` is never constructed [INFO] [stderr] --> src/grid/nested.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Nested { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: multiple fields are never read [INFO] [stderr] --> src/grid/profile.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Profile { [INFO] [stderr] | ------- fields in this struct [INFO] [stderr] 5 | pub program: Program, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 6 | pub repetitions: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 7 | pub row_count: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 8 | pub col_count: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 9 | pub element_count: usize, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] 10 | pub element_sum: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 11 | pub time_min: f32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 12 | pub time_max: f32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 13 | pub time_mean: f32, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 14 | pub time_stdev: f32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Profile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `three_programs` (bin "three_programs" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/three_programs-198ae9845c6af3eb) [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" "57e8a032b1c2a3a66ffea4a4c9b09ab3aa8f0941a65014f43842001b872e3a99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57e8a032b1c2a3a66ffea4a4c9b09ab3aa8f0941a65014f43842001b872e3a99", kill_on_drop: false }` [INFO] [stdout] 57e8a032b1c2a3a66ffea4a4c9b09ab3aa8f0941a65014f43842001b872e3a99