[INFO] fetching crate scoped 0.1.2...
[INFO] testing scoped-0.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate scoped 0.1.2 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate scoped 0.1.2 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 crates.io crate scoped 0.1.2
[INFO] finished tweaking crates.io crate scoped 0.1.2
[INFO] tweaked toml for crates.io crate scoped 0.1.2 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4517def984106e1941a3b0bf9372c69679a36a00cd408f3b811e398b5812c1ed
[INFO] running `Command { std: "docker" "start" "-a" "4517def984106e1941a3b0bf9372c69679a36a00cd408f3b811e398b5812c1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4517def984106e1941a3b0bf9372c69679a36a00cd408f3b811e398b5812c1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4517def984106e1941a3b0bf9372c69679a36a00cd408f3b811e398b5812c1ed", kill_on_drop: false }`
[INFO] [stdout] 4517def984106e1941a3b0bf9372c69679a36a00cd408f3b811e398b5812c1ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c644c53d0c6cb87ba4b6c7527b3c580850ad9bf56d258bd57b57dab1b937eced
[INFO] running `Command { std: "docker" "start" "-a" "c644c53d0c6cb87ba4b6c7527b3c580850ad9bf56d258bd57b57dab1b937eced", kill_on_drop: false }`
[INFO] [stderr]    Compiling scoped v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "c644c53d0c6cb87ba4b6c7527b3c580850ad9bf56d258bd57b57dab1b937eced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c644c53d0c6cb87ba4b6c7527b3c580850ad9bf56d258bd57b57dab1b937eced", kill_on_drop: false }`
[INFO] [stdout] c644c53d0c6cb87ba4b6c7527b3c580850ad9bf56d258bd57b57dab1b937eced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07efc699c08fecf7c451ee15e9a8985faeee29889148d08eecadfe3df9c6d4d5
[INFO] running `Command { std: "docker" "start" "-a" "07efc699c08fecf7c451ee15e9a8985faeee29889148d08eecadfe3df9c6d4d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling scoped v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:430:66
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| panic!(vec));
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `Vec<i32>`
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| panic!("{:?}", vec));
[INFO] [stdout]     |                                                                  +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| std::panic::panic_any(vec));
[INFO] [stdout]     |                                                           ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "07efc699c08fecf7c451ee15e9a8985faeee29889148d08eecadfe3df9c6d4d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07efc699c08fecf7c451ee15e9a8985faeee29889148d08eecadfe3df9c6d4d5", kill_on_drop: false }`
[INFO] [stdout] 07efc699c08fecf7c451ee15e9a8985faeee29889148d08eecadfe3df9c6d4d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ed98d8b3e1a3f7698502897f5efa8fe4c08b3429e24c7eb8c1eca4a501ad9ba
[INFO] running `Command { std: "docker" "start" "-a" "5ed98d8b3e1a3f7698502897f5efa8fe4c08b3429e24c7eb8c1eca4a501ad9ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:430:66
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| panic!(vec));
[INFO] [stderr]     |                                                                  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{:?}" format string to use the Debug implementation of `Vec<i32>`
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| panic!("{:?}", vec));
[INFO] [stderr]     |                                                                  +++++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| std::panic::panic_any(vec));
[INFO] [stderr]     |                                                           ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `scoped` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scoped-47b0d1ada3130794)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::main_test ... ok
[INFO] [stdout] test tests::test_cancell ... ok
[INFO] [stderr]    Doc-tests scoped
[INFO] [stdout] test tests::test_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - scoped (line 315) ... ok
[INFO] [stdout] test src/lib.rs - scoped (line 287) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ed98d8b3e1a3f7698502897f5efa8fe4c08b3429e24c7eb8c1eca4a501ad9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed98d8b3e1a3f7698502897f5efa8fe4c08b3429e24c7eb8c1eca4a501ad9ba", kill_on_drop: false }`
[INFO] [stdout] 5ed98d8b3e1a3f7698502897f5efa8fe4c08b3429e24c7eb8c1eca4a501ad9ba