[INFO] fetching crate idnano 0.8.4...
[INFO] testing idnano-0.8.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate idnano 0.8.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate idnano 0.8.4
[INFO] finished tweaking crates.io crate idnano 0.8.4
[INFO] tweaked toml for crates.io crate idnano 0.8.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate idnano 0.8.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91021bc0a0f25981fcf6d7854ec3f40bcc0ee61cc700958519182a7063beed15
[INFO] running `Command { std: "docker" "start" "-a" "91021bc0a0f25981fcf6d7854ec3f40bcc0ee61cc700958519182a7063beed15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91021bc0a0f25981fcf6d7854ec3f40bcc0ee61cc700958519182a7063beed15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91021bc0a0f25981fcf6d7854ec3f40bcc0ee61cc700958519182a7063beed15", kill_on_drop: false }`
[INFO] [stdout] 91021bc0a0f25981fcf6d7854ec3f40bcc0ee61cc700958519182a7063beed15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17cb049d8bdc896e9229f1ccd89be266a73b62def7ed38a9e9c5914150524768
[INFO] running `Command { std: "docker" "start" "-a" "17cb049d8bdc896e9229f1ccd89be266a73b62def7ed38a9e9c5914150524768", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling idnano v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "17cb049d8bdc896e9229f1ccd89be266a73b62def7ed38a9e9c5914150524768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17cb049d8bdc896e9229f1ccd89be266a73b62def7ed38a9e9c5914150524768", kill_on_drop: false }`
[INFO] [stdout] 17cb049d8bdc896e9229f1ccd89be266a73b62def7ed38a9e9c5914150524768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a5f680660b15988418b3e11f829ae4a6afbeb2e9a1b4506442492515ee28750
[INFO] running `Command { std: "docker" "start" "-a" "7a5f680660b15988418b3e11f829ae4a6afbeb2e9a1b4506442492515ee28750", kill_on_drop: false }`
[INFO] [stderr]    Compiling idnano v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "7a5f680660b15988418b3e11f829ae4a6afbeb2e9a1b4506442492515ee28750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5f680660b15988418b3e11f829ae4a6afbeb2e9a1b4506442492515ee28750", kill_on_drop: false }`
[INFO] [stdout] 7a5f680660b15988418b3e11f829ae4a6afbeb2e9a1b4506442492515ee28750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 960965b24f179ea40e688ccdc2f0d23afcb3f282d0b22b7da8c21ca887b5c85c
[INFO] running `Command { std: "docker" "start" "-a" "960965b24f179ea40e688ccdc2f0d23afcb3f282d0b22b7da8c21ca887b5c85c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/idnano-8f51cba365d630b9)
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::default_alphabet ... ok
[INFO] [stdout] test tests::len8tab_is_256_len ... ok
[INFO] [stdout] test tests::gen_random_buffer_len ... ok
[INFO] [stdout] test tests::test_change_id_length ... ok
[INFO] [stdout] test tests::generate_id ... ok
[INFO] [stdout] test tests::test_generate_random_string ... ok
[INFO] [stdout] test tests::test_generate_url_friendly_ids ... ok
[INFO] [stdout] test tests::test_has_options ... ok
[INFO] [stdout] test tests::test_len_32 ... ok
[INFO] [stdout] test tests::test_macros ... ok
[INFO] [stdout] test tests::default_size_is_21 ... ok
[INFO] [stdout] test tests::test_has_flat_distribution ... ok
[INFO] [stdout] test tests::test_no_collisions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests idnano
[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" "960965b24f179ea40e688ccdc2f0d23afcb3f282d0b22b7da8c21ca887b5c85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960965b24f179ea40e688ccdc2f0d23afcb3f282d0b22b7da8c21ca887b5c85c", kill_on_drop: false }`
[INFO] [stdout] 960965b24f179ea40e688ccdc2f0d23afcb3f282d0b22b7da8c21ca887b5c85c