[INFO] fetching crate snailx 0.8.3...
[INFO] testing snailx-0.8.3 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate snailx 0.8.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate snailx 0.8.3
[INFO] finished tweaking crates.io crate snailx 0.8.3
[INFO] tweaked toml for crates.io crate snailx 0.8.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate snailx 0.8.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snailx 0.8.3 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9
[INFO] running `Command { std: "docker" "start" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling snailx v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: suspicious definition of the runtime `strlen` symbol used by the standard library
[INFO] [stdout]   --> src/ffi.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn strlen(s: *const c_char) -> size_t;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stdout]            found    `unsafe extern "C" fn(*const u8) -> usize`
[INFO] [stdout]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "strlen")]`, or `#[link_name = "strlen"]`
[INFO] [stdout]    = help: allow this lint if the signature is compatible
[INFO] [stdout]    = note: `#[warn(suspicious_runtime_symbol_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling snailx v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: suspicious definition of the runtime `strlen` symbol used by the standard library
[INFO] [stdout]   --> src/ffi.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn strlen(s: *const c_char) -> size_t;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stdout]            found    `unsafe extern "C" fn(*const u8) -> usize`
[INFO] [stdout]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "strlen")]`, or `#[link_name = "strlen"]`
[INFO] [stdout]    = help: allow this lint if the signature is compatible
[INFO] [stdout]    = note: `#[warn(suspicious_runtime_symbol_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: suspicious definition of the runtime `strlen` symbol used by the standard library
[INFO] [stdout]   --> src/ffi.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn strlen(s: *const c_char) -> size_t;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stdout]            found    `unsafe extern "C" fn(*const u8) -> usize`
[INFO] [stdout]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "strlen")]`, or `#[link_name = "strlen"]`
[INFO] [stdout]    = help: allow this lint if the signature is compatible
[INFO] [stdout]    = note: `#[warn(suspicious_runtime_symbol_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: suspicious definition of the runtime `strlen` symbol used by the standard library
[INFO] [stderr]   --> src/ffi.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn strlen(s: *const c_char) -> size_t;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stderr]            found    `unsafe extern "C" fn(*const u8) -> usize`
[INFO] [stderr]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "strlen")]`, or `#[link_name = "strlen"]`
[INFO] [stderr]    = help: allow this lint if the signature is compatible
[INFO] [stderr]    = note: `#[warn(suspicious_runtime_symbol_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `snailx` (lib) generated 1 warning
[INFO] [stderr] warning: `snailx` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snailx-c9888465a94de07a)
[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 snailx
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test /opt/rustwide/target/debug/build/snailx-2e03a363a1ae0457/out/direct.rs - direct::set_argc_argv (line 34) ... ok
[INFO] [stdout] test src/ffi.rs - ffi::minimal_cstr::CStr<'a>::len (line 99) ... ok
[INFO] [stdout] test src/ffi.rs - ffi::minimal_cstr::CStr<'a>::as_ptr (line 75) ... ok
[INFO] [stdout] test src/ffi.rs - ffi::minimal_cstr::CStr<'a>::from_ptr (line 189) ... ok
[INFO] [stdout] test /opt/rustwide/target/debug/build/snailx-2e03a363a1ae0457/out/direct.rs - direct::argc_argv (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9", kill_on_drop: false }`
[INFO] [stdout] b6bdb6bc25509630acfc1f6a6a140f91e0b4944089f2bcd9d95a3943321d04e9
