[INFO] cloning repository https://github.com/shekohex/rustystream
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shekohex/rustystream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekohex%2Frustystream", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekohex%2Frustystream'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 269d33ae2174b945c025e99ec1a45f02d22f7149
[INFO] testing shekohex/rustystream against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekohex%2Frustystream" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shekohex/rustystream on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shekohex/rustystream
[INFO] finished tweaking git repo https://github.com/shekohex/rustystream
[INFO] tweaked toml for git repo https://github.com/shekohex/rustystream written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/shekohex/rustystream already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking v1.0.4
[INFO] [stderr]   Downloaded allo-isolate v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 594d613fad98bc0d31b553075b32472b475c974dabe8b0e042de2c9225882174
[INFO] running `Command { std: "docker" "start" "-a" "594d613fad98bc0d31b553075b32472b475c974dabe8b0e042de2c9225882174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "594d613fad98bc0d31b553075b32472b475c974dabe8b0e042de2c9225882174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "594d613fad98bc0d31b553075b32472b475c974dabe8b0e042de2c9225882174", kill_on_drop: false }`
[INFO] [stdout] 594d613fad98bc0d31b553075b32472b475c974dabe8b0e042de2c9225882174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74dca85ae3dc524c870ce1d25da5e89730e8fbf82ab8e2106bca9eb801dab99f
[INFO] running `Command { std: "docker" "start" "-a" "74dca85ae3dc524c870ce1d25da5e89730e8fbf82ab8e2106bca9eb801dab99f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling parking v1.0.4
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling fastrand v1.3.3
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling allo-isolate v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling concurrent-queue v1.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling blocking v0.4.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling rustystream v0.1.0 (/opt/rustwide/workdir/native/rustystream)
[INFO] [stderr]    Compiling rustystream-ffi v0.1.0 (/opt/rustwide/workdir/native/rustystream-ffi)
[INFO] [stdout] warning: declaration of a `no_mangle` function
[INFO] [stdout]   --> native/rustystream-ffi/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[no_mangle]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> native/rustystream-ffi/src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(unsafe_code)]
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of a `no_mangle` function
[INFO] [stdout]   --> native/rustystream-ffi/src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[no_mangle]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 28s
[INFO] running `Command { std: "docker" "inspect" "74dca85ae3dc524c870ce1d25da5e89730e8fbf82ab8e2106bca9eb801dab99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74dca85ae3dc524c870ce1d25da5e89730e8fbf82ab8e2106bca9eb801dab99f", kill_on_drop: false }`
[INFO] [stdout] 74dca85ae3dc524c870ce1d25da5e89730e8fbf82ab8e2106bca9eb801dab99f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 574e4b03a12d38023261540ddbc1a33d491b348ad41be970cfdc965f27d678f2
[INFO] running `Command { std: "docker" "start" "-a" "574e4b03a12d38023261540ddbc1a33d491b348ad41be970cfdc965f27d678f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustystream v0.1.0 (/opt/rustwide/workdir/native/rustystream)
[INFO] [stderr]    Compiling rustystream-ffi v0.1.0 (/opt/rustwide/workdir/native/rustystream-ffi)
[INFO] [stdout] warning: declaration of a `no_mangle` function
[INFO] [stdout]   --> native/rustystream-ffi/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[no_mangle]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> native/rustystream-ffi/src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(unsafe_code)]
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of a `no_mangle` function
[INFO] [stdout]   --> native/rustystream-ffi/src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[no_mangle]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "574e4b03a12d38023261540ddbc1a33d491b348ad41be970cfdc965f27d678f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574e4b03a12d38023261540ddbc1a33d491b348ad41be970cfdc965f27d678f2", kill_on_drop: false }`
[INFO] [stdout] 574e4b03a12d38023261540ddbc1a33d491b348ad41be970cfdc965f27d678f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b003a68c42d947588419d9801c1ebefb1592e568179e92ae553c58c2268d99de
[INFO] running `Command { std: "docker" "start" "-a" "b003a68c42d947588419d9801c1ebefb1592e568179e92ae553c58c2268d99de", kill_on_drop: false }`
[INFO] [stderr] warning: declaration of a `no_mangle` function
[INFO] [stderr]   --> native/rustystream-ffi/src/lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[no_mangle]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> native/rustystream-ffi/src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(unsafe_code)]
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them
[INFO] [stderr] 
[INFO] [stderr] warning: declaration of a `no_mangle` function
[INFO] [stderr]   --> native/rustystream-ffi/src/lib.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | #[no_mangle]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them
[INFO] [stderr] 
[INFO] [stderr] warning: `rustystream-ffi` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustystream-f3aa995e02e3b9c3)
[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 unittests (/opt/rustwide/target/debug/deps/rustystream_ffi-07cba1b6ad3071b7)
[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]    Doc-tests rustystream
[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" "b003a68c42d947588419d9801c1ebefb1592e568179e92ae553c58c2268d99de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b003a68c42d947588419d9801c1ebefb1592e568179e92ae553c58c2268d99de", kill_on_drop: false }`
[INFO] [stdout] b003a68c42d947588419d9801c1ebefb1592e568179e92ae553c58c2268d99de