[INFO] cloning repository https://github.com/chernomor/ops4struct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chernomor/ops4struct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchernomor%2Fops4struct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchernomor%2Fops4struct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ceb2d73046edca845a7d7fe95283cedd9f224c0
[INFO] testing chernomor/ops4struct against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchernomor%2Fops4struct" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chernomor/ops4struct on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chernomor/ops4struct
[INFO] finished tweaking git repo https://github.com/chernomor/ops4struct
[INFO] tweaked toml for git repo https://github.com/chernomor/ops4struct written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/chernomor/ops4struct already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3dd70b12fa9cd6c2ec5c6cc9f5c5252f9595465f161e217bc5d966234025662
[INFO] running `Command { std: "docker" "start" "-a" "a3dd70b12fa9cd6c2ec5c6cc9f5c5252f9595465f161e217bc5d966234025662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3dd70b12fa9cd6c2ec5c6cc9f5c5252f9595465f161e217bc5d966234025662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3dd70b12fa9cd6c2ec5c6cc9f5c5252f9595465f161e217bc5d966234025662", kill_on_drop: false }`
[INFO] [stdout] a3dd70b12fa9cd6c2ec5c6cc9f5c5252f9595465f161e217bc5d966234025662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bf0518bb9bc418c374f12e98f9c3624e885f92e57f233c18025c801dc7c2944
[INFO] running `Command { std: "docker" "start" "-a" "0bf0518bb9bc418c374f12e98f9c3624e885f92e57f233c18025c801dc7c2944", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling ops4struct_derive v0.1.0 (/opt/rustwide/workdir/ops4struct_derive)
[INFO] [stderr]    Compiling ops4struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.86s
[INFO] running `Command { std: "docker" "inspect" "0bf0518bb9bc418c374f12e98f9c3624e885f92e57f233c18025c801dc7c2944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf0518bb9bc418c374f12e98f9c3624e885f92e57f233c18025c801dc7c2944", kill_on_drop: false }`
[INFO] [stdout] 0bf0518bb9bc418c374f12e98f9c3624e885f92e57f233c18025c801dc7c2944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a2b654645b6813fd322941331309c29c4f7bb3459258aa339c382cdc32ab353
[INFO] running `Command { std: "docker" "start" "-a" "2a2b654645b6813fd322941331309c29c4f7bb3459258aa339c382cdc32ab353", kill_on_drop: false }`
[INFO] [stderr]    Compiling ops4struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `add_assign_ref`
[INFO] [stdout]   --> tests/main.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn add_assign_ref() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "2a2b654645b6813fd322941331309c29c4f7bb3459258aa339c382cdc32ab353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a2b654645b6813fd322941331309c29c4f7bb3459258aa339c382cdc32ab353", kill_on_drop: false }`
[INFO] [stdout] 2a2b654645b6813fd322941331309c29c4f7bb3459258aa339c382cdc32ab353
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 386fdf11ab30048e3c6b1982b6193386702e7b52fc65d6cc2a0bfd46e06b8621
[INFO] running `Command { std: "docker" "start" "-a" "386fdf11ab30048e3c6b1982b6193386702e7b52fc65d6cc2a0bfd46e06b8621", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `add_assign_ref`
[INFO] [stderr]   --> tests/main.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn add_assign_ref() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ops4struct` (test "main") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ops4struct-be8e3df8a112da8b)
[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]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-4cdea5ace0e74229)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test add ... ok
[INFO] [stdout] test add_assign ... ok
[INFO] [stdout] test add_ref_b ... ok
[INFO] [stdout] test add_ref_l ... ok
[INFO] [stdout] test add_ref_r ... ok
[INFO] [stdout] test sub ... ok
[INFO] [stdout] test sub_assign ... ok
[INFO] [stdout] test sub_ref_b ... ok
[INFO] [stdout] test sub_ref_l ... ok
[INFO] [stdout] test sub_ref_r ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ops4struct
[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" "386fdf11ab30048e3c6b1982b6193386702e7b52fc65d6cc2a0bfd46e06b8621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386fdf11ab30048e3c6b1982b6193386702e7b52fc65d6cc2a0bfd46e06b8621", kill_on_drop: false }`
[INFO] [stdout] 386fdf11ab30048e3c6b1982b6193386702e7b52fc65d6cc2a0bfd46e06b8621