[INFO] fetching crate snowflakes 0.1.2...
[INFO] testing snowflakes-0.1.2 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate snowflakes 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate snowflakes 0.1.2
[INFO] finished tweaking crates.io crate snowflakes 0.1.2
[INFO] tweaked toml for crates.io crate snowflakes 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snowflakes 0.1.2 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snowflakes 0.1.2 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e6c6440c7c9eae13f97d7d8ef956cfb092bc009d46ea81b1530d541d695b6ca
[INFO] running `Command { std: "docker" "start" "-a" "5e6c6440c7c9eae13f97d7d8ef956cfb092bc009d46ea81b1530d541d695b6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e6c6440c7c9eae13f97d7d8ef956cfb092bc009d46ea81b1530d541d695b6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6c6440c7c9eae13f97d7d8ef956cfb092bc009d46ea81b1530d541d695b6ca", kill_on_drop: false }`
[INFO] [stdout] 5e6c6440c7c9eae13f97d7d8ef956cfb092bc009d46ea81b1530d541d695b6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d7dbca01036f1cf7ed7b2bbe3b61374c7be6c90439d2f0b32ce35b1dc9d7e95
[INFO] running `Command { std: "docker" "start" "-a" "4d7dbca01036f1cf7ed7b2bbe3b61374c7be6c90439d2f0b32ce35b1dc9d7e95", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling snow v0.9.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling polyval v0.5.3
[INFO] [stderr]    Compiling aead v0.4.3
[INFO] [stderr]    Compiling poly1305 v0.7.2
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling ghash v0.4.4
[INFO] [stderr]    Compiling ctr v0.8.0
[INFO] [stderr]    Compiling chacha20 v0.8.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling aes-gcm v0.9.4
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling chacha20poly1305 v0.9.1
[INFO] [stderr]    Compiling curve25519-dalek v4.0.0-pre.2
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling blake2 v0.10.4
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling snowflakes v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.39s
[INFO] running `Command { std: "docker" "inspect" "4d7dbca01036f1cf7ed7b2bbe3b61374c7be6c90439d2f0b32ce35b1dc9d7e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7dbca01036f1cf7ed7b2bbe3b61374c7be6c90439d2f0b32ce35b1dc9d7e95", kill_on_drop: false }`
[INFO] [stdout] 4d7dbca01036f1cf7ed7b2bbe3b61374c7be6c90439d2f0b32ce35b1dc9d7e95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09e1de70c0e2e8e36f8759195bcb507ce5a18ba2d8a33d2740ba8f5a85dcd852
[INFO] running `Command { std: "docker" "start" "-a" "09e1de70c0e2e8e36f8759195bcb507ce5a18ba2d8a33d2740ba8f5a85dcd852", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling clap v3.2.16
[INFO] [stderr]    Compiling snowflakes v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.64s
[INFO] running `Command { std: "docker" "inspect" "09e1de70c0e2e8e36f8759195bcb507ce5a18ba2d8a33d2740ba8f5a85dcd852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e1de70c0e2e8e36f8759195bcb507ce5a18ba2d8a33d2740ba8f5a85dcd852", kill_on_drop: false }`
[INFO] [stdout] 09e1de70c0e2e8e36f8759195bcb507ce5a18ba2d8a33d2740ba8f5a85dcd852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 302077201e6134fc35d6b92a48db2201377de7ecbb4085196bb61af36372a491
[INFO] running `Command { std: "docker" "start" "-a" "302077201e6134fc35d6b92a48db2201377de7ecbb4085196bb61af36372a491", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snowflakes-a29166517873081e)
[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] [stderr]      Running tests/echo_tests.rs (/opt/rustwide/target/debug/deps/echo_tests-d84ec91780c935e9)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test benchmark ... ignored
[INFO] [stdout] test normal_echo ... ok
[INFO] [stdout] test laggy_echo ... ok
[INFO] [stdout] test strange_echo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 9.83s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snowflakes
[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" "302077201e6134fc35d6b92a48db2201377de7ecbb4085196bb61af36372a491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302077201e6134fc35d6b92a48db2201377de7ecbb4085196bb61af36372a491", kill_on_drop: false }`
[INFO] [stdout] 302077201e6134fc35d6b92a48db2201377de7ecbb4085196bb61af36372a491
