[INFO] cloning repository https://github.com/Nekrolm/rust_fstlib [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nekrolm/rust_fstlib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNekrolm%2Frust_fstlib", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNekrolm%2Frust_fstlib'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 217cc41c59c25f93ed0bdf346cf9e1cac9f4f7eb [INFO] testing Nekrolm/rust_fstlib against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNekrolm%2Frust_fstlib" "/workspace/builds/worker-74/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nekrolm/rust_fstlib on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Nekrolm/rust_fstlib [INFO] finished tweaking git repo https://github.com/Nekrolm/rust_fstlib [INFO] tweaked toml for git repo https://github.com/Nekrolm/rust_fstlib written to /workspace/builds/worker-74/source/Cargo.toml [INFO] crate git repo https://github.com/Nekrolm/rust_fstlib already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e17b57dbff4faeaddb7b6b78ab1bf33d77b7c5f8d3622338d44210d2fc0b287c [INFO] running `Command { std: "docker" "start" "-a" "e17b57dbff4faeaddb7b6b78ab1bf33d77b7c5f8d3622338d44210d2fc0b287c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e17b57dbff4faeaddb7b6b78ab1bf33d77b7c5f8d3622338d44210d2fc0b287c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e17b57dbff4faeaddb7b6b78ab1bf33d77b7c5f8d3622338d44210d2fc0b287c", kill_on_drop: false }` [INFO] [stdout] e17b57dbff4faeaddb7b6b78ab1bf33d77b7c5f8d3622338d44210d2fc0b287c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e546ffb74db8077e10cb7b6ff6a3ef9854fe1ad276c20b1f4e8120fb3031f3e [INFO] running `Command { std: "docker" "start" "-a" "6e546ffb74db8077e10cb7b6ff6a3ef9854fe1ad276c20b1f4e8120fb3031f3e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling fstcompose v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/fst/generic/const_fst.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/fst/generic/const_fst.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind`, `Error` [INFO] [stdout] --> src/fst/std/binary_io.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Read, Write, Error, ErrorKind}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::ConstFst` [INFO] [stdout] --> src/fst/std/binary_io.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use super::ConstFst; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::intrinsics::transmute` [INFO] [stdout] --> src/fst/std/binary_io.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::intrinsics::transmute; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/fst/std/binary_io.rs:90:18 [INFO] [stdout] | [INFO] [stdout] 90 | for state in 0..num_states { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/fst/std/binary_io.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let mut arcs = vec![Arc::new(0,0,Weight::new(0.),0); num_arcs]; [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.40s [INFO] running `Command { std: "docker" "inspect" "6e546ffb74db8077e10cb7b6ff6a3ef9854fe1ad276c20b1f4e8120fb3031f3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e546ffb74db8077e10cb7b6ff6a3ef9854fe1ad276c20b1f4e8120fb3031f3e", kill_on_drop: false }` [INFO] [stdout] 6e546ffb74db8077e10cb7b6ff6a3ef9854fe1ad276c20b1f4e8120fb3031f3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4240638e308303f0ee132084f0967f0df8fbe4d416b3e6bc867dd75ed813bef [INFO] running `Command { std: "docker" "start" "-a" "e4240638e308303f0ee132084f0967f0df8fbe4d416b3e6bc867dd75ed813bef", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling fstcompose v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/fst/generic/const_fst.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/fst/generic/const_fst.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind`, `Error` [INFO] [stdout] --> src/fst/std/binary_io.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Read, Write, Error, ErrorKind}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::ConstFst` [INFO] [stdout] --> src/fst/std/binary_io.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use super::ConstFst; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::intrinsics::transmute` [INFO] [stdout] --> src/fst/std/binary_io.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::intrinsics::transmute; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/fst/std/binary_io.rs:90:18 [INFO] [stdout] | [INFO] [stdout] 90 | for state in 0..num_states { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/fst/std/binary_io.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let mut arcs = vec![Arc::new(0,0,Weight::new(0.),0); num_arcs]; [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "e4240638e308303f0ee132084f0967f0df8fbe4d416b3e6bc867dd75ed813bef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4240638e308303f0ee132084f0967f0df8fbe4d416b3e6bc867dd75ed813bef", kill_on_drop: false }` [INFO] [stdout] e4240638e308303f0ee132084f0967f0df8fbe4d416b3e6bc867dd75ed813bef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4bdfedb3274c1418799e8bb5b7b9cd0e0677a0cc606f10be1688d6c8b19b1fcd [INFO] running `Command { std: "docker" "start" "-a" "4bdfedb3274c1418799e8bb5b7b9cd0e0677a0cc606f10be1688d6c8b19b1fcd", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/fst/generic/const_fst.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/fst/generic/const_fst.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ErrorKind`, `Error` [INFO] [stderr] --> src/fst/std/binary_io.rs:3:28 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Read, Write, Error, ErrorKind}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::ConstFst` [INFO] [stderr] --> src/fst/std/binary_io.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use super::ConstFst; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::intrinsics::transmute` [INFO] [stderr] --> src/fst/std/binary_io.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::intrinsics::transmute; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> src/fst/std/binary_io.rs:90:18 [INFO] [stderr] | [INFO] [stderr] 90 | for state in 0..num_states { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fst/std/binary_io.rs:65:9 [INFO] [stderr] | [INFO] [stderr] 65 | let mut arcs = vec![Arc::new(0,0,Weight::new(0.),0); num_arcs]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `fstcompose` (bin "fstcompose" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fstcompose-38858147324e753b) [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" "4bdfedb3274c1418799e8bb5b7b9cd0e0677a0cc606f10be1688d6c8b19b1fcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bdfedb3274c1418799e8bb5b7b9cd0e0677a0cc606f10be1688d6c8b19b1fcd", kill_on_drop: false }` [INFO] [stdout] 4bdfedb3274c1418799e8bb5b7b9cd0e0677a0cc606f10be1688d6c8b19b1fcd