[INFO] cloning repository https://github.com/lffg2/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lffg2/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flffg2%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flffg2%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8da20ed9052ad10063c7472756b45a5b94aa6501
[INFO] checking lffg2/rust-playground against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flffg2%2Frust-playground" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lffg2/rust-playground
[INFO] finished tweaking git repo https://github.com/lffg2/rust-playground
[INFO] tweaked toml for git repo https://github.com/lffg2/rust-playground written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lffg2/rust-playground on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lffg2/rust-playground 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v2.0.0
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] [stderr]   Downloaded tokio v1.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6d7ca8aab4b652745fcf83dd10a36b19c265471ab95668d68286c21cc84626f
[INFO] running `Command { std: "docker" "start" "-a" "e6d7ca8aab4b652745fcf83dd10a36b19c265471ab95668d68286c21cc84626f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6d7ca8aab4b652745fcf83dd10a36b19c265471ab95668d68286c21cc84626f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d7ca8aab4b652745fcf83dd10a36b19c265471ab95668d68286c21cc84626f", kill_on_drop: false }`
[INFO] [stdout] e6d7ca8aab4b652745fcf83dd10a36b19c265471ab95668d68286c21cc84626f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6136bda72c0e42e19d2842de514ebec121eaf08d536fd505f1c94042c86abc63
[INFO] running `Command { std: "docker" "start" "-a" "6136bda72c0e42e19d2842de514ebec121eaf08d536fd505f1c94042c86abc63", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking lib-and-main-ex1 v0.1.0 (/opt/rustwide/workdir/experiments/lib-and-main-ex1)
[INFO] [stderr]     Checking poly-into-iterator v0.1.0 (/opt/rustwide/workdir/experiments/poly-into-iterator)
[INFO] [stderr]     Checking string-builder v0.1.0 (/opt/rustwide/workdir/experiments/string-builder)
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking ast-visitor-etc v0.1.0 (/opt/rustwide/workdir/experiments/ast-visitor-etc)
[INFO] [stderr]     Checking bin-alarms v0.1.0 (/opt/rustwide/workdir/experiments/bitwise-alarms)
[INFO] [stderr]     Checking iter-freq v0.1.0 (/opt/rustwide/workdir/experiments/iter-freq)
[INFO] [stderr]     Checking trait-assoc-types-and-generics v0.1.0 (/opt/rustwide/workdir/experiments/trait-assoc-types-and-generics)
[INFO] [stderr]     Checking cursor-seek v0.1.0 (/opt/rustwide/workdir/experiments/cursor-seek)
[INFO] [stderr]     Checking stdin-take-nums v0.1.0 (/opt/rustwide/workdir/experiments/stdin-take-nums)
[INFO] [stderr]     Checking panic-catching v0.1.0 (/opt/rustwide/workdir/experiments/panic-catching)
[INFO] [stderr]     Checking binary-search-index v0.1.0 (/opt/rustwide/workdir/experiments/binary-search-index)
[INFO] [stderr]     Checking multi-test v0.1.0 (/opt/rustwide/workdir/experiments/multi-test)
[INFO] [stderr]     Checking collatz-toctou v0.1.0 (/opt/rustwide/workdir/experiments/collatz-toctou)
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking stdin-poly-read v0.1.0 (/opt/rustwide/workdir/experiments/stdin-poly-read)
[INFO] [stderr]     Checking stack-overflow v0.1.0 (/opt/rustwide/workdir/experiments/stack-overflow)
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]  --> experiments/panic-catching/src/main.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     panic::{self, PanicInfo, UnwindSafe},
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]   --> experiments/panic-catching/src/main.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn panic_hook(info: &PanicInfo) {
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking check-brackets v0.1.0 (/opt/rustwide/workdir/experiments/check-brackets)
[INFO] [stderr]     Checking signed-vs-unsigned v0.1.0 (/opt/rustwide/workdir/experiments/signed-vs-unsigned)
[INFO] [stderr]     Checking iter-with-last v0.1.0 (/opt/rustwide/workdir/experiments/iter-with-last)
[INFO] [stderr]     Checking cidr v0.1.0 (/opt/rustwide/workdir/experiments/cidr)
[INFO] [stderr]     Checking lang-parens v0.1.0 (/opt/rustwide/workdir/experiments/lang-parens)
[INFO] [stderr]     Checking iter-fib v0.1.0 (/opt/rustwide/workdir/experiments/iter-fib)
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]  --> experiments/panic-catching/src/main.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     panic::{self, PanicInfo, UnwindSafe},
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]   --> experiments/panic-catching/src/main.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn panic_hook(info: &PanicInfo) {
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking iter-to-arr v0.1.0 (/opt/rustwide/workdir/experiments/iter-to-arr)
[INFO] [stderr]     Checking lambda-int1 v0.1.0 (/opt/rustwide/workdir/experiments/lambda-int1)
[INFO] [stderr]     Checking string-trim v0.1.0 (/opt/rustwide/workdir/experiments/string-trim)
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking task-queue v0.1.0 (/opt/rustwide/workdir/experiments/task-queue)
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stderr]     Checking task-local v0.1.0 (/opt/rustwide/workdir/experiments/task-local)
[INFO] [stderr]     Checking json-merge-array-terminals v0.1.0 (/opt/rustwide/workdir/experiments/json-merge-array-terminals)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.99s
[INFO] running `Command { std: "docker" "inspect" "6136bda72c0e42e19d2842de514ebec121eaf08d536fd505f1c94042c86abc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6136bda72c0e42e19d2842de514ebec121eaf08d536fd505f1c94042c86abc63", kill_on_drop: false }`
[INFO] [stdout] 6136bda72c0e42e19d2842de514ebec121eaf08d536fd505f1c94042c86abc63
