[INFO] fetching crate stringleton 0.2.0...
[INFO] testing stringleton-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate stringleton 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate stringleton 0.2.0
[INFO] finished tweaking crates.io crate stringleton 0.2.0
[INFO] tweaked toml for crates.io crate stringleton 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stringleton 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stringleton 0.2.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linkme v0.3.32
[INFO] [stderr]   Downloaded linkme-impl v0.3.32
[INFO] [stderr]   Downloaded stringleton-registry v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b16aa14ffa7fef803eee37ba0b1d7e1570f7a7a6f76c85688b8df947d02217ce
[INFO] running `Command { std: "docker" "start" "-a" "b16aa14ffa7fef803eee37ba0b1d7e1570f7a7a6f76c85688b8df947d02217ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b16aa14ffa7fef803eee37ba0b1d7e1570f7a7a6f76c85688b8df947d02217ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16aa14ffa7fef803eee37ba0b1d7e1570f7a7a6f76c85688b8df947d02217ce", kill_on_drop: false }`
[INFO] [stdout] b16aa14ffa7fef803eee37ba0b1d7e1570f7a7a6f76c85688b8df947d02217ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 897e7922651254a34377d4f9c635f97f5347f364b0ead744c96550df59d2d89f
[INFO] running `Command { std: "docker" "start" "-a" "897e7922651254a34377d4f9c635f97f5347f364b0ead744c96550df59d2d89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling linkme-impl v0.3.32
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling ctor v0.4.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling stringleton-registry v0.2.0
[INFO] [stderr]    Compiling linkme v0.3.32
[INFO] [stderr]    Compiling stringleton v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "897e7922651254a34377d4f9c635f97f5347f364b0ead744c96550df59d2d89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897e7922651254a34377d4f9c635f97f5347f364b0ead744c96550df59d2d89f", kill_on_drop: false }`
[INFO] [stdout] 897e7922651254a34377d4f9c635f97f5347f364b0ead744c96550df59d2d89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a63c45535a431bd88384257e1b4ce7e54f667acf67647339bcc9f73cb149a0a8
[INFO] running `Command { std: "docker" "start" "-a" "a63c45535a431bd88384257e1b4ce7e54f667acf67647339bcc9f73cb149a0a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringleton v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `static_sym` and `sym`
[INFO] [stdout]    --> lib.rs:236:39
[INFO] [stdout]     |
[INFO] [stdout] 236 |     use super::{StaticSymbol, Symbol, static_sym, sym};
[INFO] [stdout]     |                                       ^^^^^^^^^^  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "a63c45535a431bd88384257e1b4ce7e54f667acf67647339bcc9f73cb149a0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63c45535a431bd88384257e1b4ce7e54f667acf67647339bcc9f73cb149a0a8", kill_on_drop: false }`
[INFO] [stdout] a63c45535a431bd88384257e1b4ce7e54f667acf67647339bcc9f73cb149a0a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d54ef4ae6b7898ed8dddfa99b665839ab8bad09cb2cfdb46915c1dfd0b2a48d
[INFO] running `Command { std: "docker" "start" "-a" "6d54ef4ae6b7898ed8dddfa99b665839ab8bad09cb2cfdb46915c1dfd0b2a48d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `static_sym` and `sym`
[INFO] [stderr]    --> lib.rs:236:39
[INFO] [stderr]     |
[INFO] [stderr] 236 |     use super::{StaticSymbol, Symbol, static_sym, sym};
[INFO] [stderr]     |                                       ^^^^^^^^^^  ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stringleton` (lib test) generated 1 warning (run `cargo fix --lib -p stringleton --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/stringleton-eead44d513194763)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::sym_macro ... ok
[INFO] [stdout] test tests::statics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stringleton
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test README.md - (line 51) ... ignored
[INFO] [stdout] test README.md - (line 96) ... ignored
[INFO] [stdout] test lib.rs - static_sym (line 91) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.30s; merged doctests compilation took 0.29s
[INFO] running `Command { std: "docker" "inspect" "6d54ef4ae6b7898ed8dddfa99b665839ab8bad09cb2cfdb46915c1dfd0b2a48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d54ef4ae6b7898ed8dddfa99b665839ab8bad09cb2cfdb46915c1dfd0b2a48d", kill_on_drop: false }`
[INFO] [stdout] 6d54ef4ae6b7898ed8dddfa99b665839ab8bad09cb2cfdb46915c1dfd0b2a48d