[INFO] cloning repository https://github.com/aeryz/unsafe-rust-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aeryz/unsafe-rust-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faeryz%2Funsafe-rust-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faeryz%2Funsafe-rust-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4b4960cd7df75101eba792ebfcca8f539357b4f
[INFO] testing aeryz/unsafe-rust-lab against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faeryz%2Funsafe-rust-lab" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aeryz/unsafe-rust-lab on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aeryz/unsafe-rust-lab
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/aeryz/unsafe-rust-lab
[INFO] tweaked toml for git repo https://github.com/aeryz/unsafe-rust-lab written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/aeryz/unsafe-rust-lab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ec0eee13bf37d08766824427b532d4ff58a30ba72d1145087271f5d58509c83
[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" "7ec0eee13bf37d08766824427b532d4ff58a30ba72d1145087271f5d58509c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec0eee13bf37d08766824427b532d4ff58a30ba72d1145087271f5d58509c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec0eee13bf37d08766824427b532d4ff58a30ba72d1145087271f5d58509c83", kill_on_drop: false }`
[INFO] [stdout] 7ec0eee13bf37d08766824427b532d4ff58a30ba72d1145087271f5d58509c83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11c137ff065a6de6f6affa3171573aa8c7ac058b8c009db28dd3fd32e44b9dc8
[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" "11c137ff065a6de6f6affa3171573aa8c7ac058b8c009db28dd3fd32e44b9dc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsafe-rust-lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "11c137ff065a6de6f6affa3171573aa8c7ac058b8c009db28dd3fd32e44b9dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c137ff065a6de6f6affa3171573aa8c7ac058b8c009db28dd3fd32e44b9dc8", kill_on_drop: false }`
[INFO] [stdout] 11c137ff065a6de6f6affa3171573aa8c7ac058b8c009db28dd3fd32e44b9dc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 257f883bbea0a2a49a7b2b6bf72fde2a174bff0ecdf7005ec3a0448e25daf62a
[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" "257f883bbea0a2a49a7b2b6bf72fde2a174bff0ecdf7005ec3a0448e25daf62a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsafe-rust-lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> repr/repr.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     count: u16,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data1`
[INFO] [stdout]  --> repr/repr.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     data1: T,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data2`
[INFO] [stdout]  --> repr/repr.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     data2: U,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "257f883bbea0a2a49a7b2b6bf72fde2a174bff0ecdf7005ec3a0448e25daf62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257f883bbea0a2a49a7b2b6bf72fde2a174bff0ecdf7005ec3a0448e25daf62a", kill_on_drop: false }`
[INFO] [stdout] 257f883bbea0a2a49a7b2b6bf72fde2a174bff0ecdf7005ec3a0448e25daf62a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 483adfe82f919cf73857e8757fff0e3b0f42c5d38fe187bbd74675ee2add051c
[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" "483adfe82f919cf73857e8757fff0e3b0f42c5d38fe187bbd74675ee2add051c", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `count`
[INFO] [stderr]  --> repr/repr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     count: u16,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data1`
[INFO] [stderr]  --> repr/repr.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     data1: T,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data2`
[INFO] [stderr]  --> repr/repr.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     data2: U,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `unsafe-rust-lab` (example "repr") generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unsafe_rust_lab-8a34c04eaaa5f5cf)
[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" "483adfe82f919cf73857e8757fff0e3b0f42c5d38fe187bbd74675ee2add051c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483adfe82f919cf73857e8757fff0e3b0f42c5d38fe187bbd74675ee2add051c", kill_on_drop: false }`
[INFO] [stdout] 483adfe82f919cf73857e8757fff0e3b0f42c5d38fe187bbd74675ee2add051c