[INFO] fetching crate drogue-ffi-compat 0.1.0...
[INFO] testing drogue-ffi-compat-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate drogue-ffi-compat 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate drogue-ffi-compat 0.1.0
[INFO] finished tweaking crates.io crate drogue-ffi-compat 0.1.0
[INFO] tweaked toml for crates.io crate drogue-ffi-compat 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate drogue-ffi-compat 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to highest compatible versions
[INFO] [stderr]       Adding heapless v0.5.6 (available: v0.9.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be
[INFO] running `Command { std: "docker" "start" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be", 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" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be", 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" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.20.1
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling cc v1.8.0
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling drogue-ffi-compat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `cc::Build::static_flag`: cc only creates static libraries, setting this does nothing
[INFO] [stdout]   --> build.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 |     b.static_flag(true);
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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/strlen.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub extern "C" fn strlen(s: *const u8) -> usize {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stdout]           found    `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 `release` profile [optimized] target(s) in 5.63s
[INFO] running `Command { std: "docker" "inspect" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be", 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" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated method `cc::Build::static_flag`: cc only creates static libraries, setting this does nothing
[INFO] [stdout]   --> build.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 |     b.static_flag(true);
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling drogue-ffi-compat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: suspicious definition of the runtime `strlen` symbol used by the standard library
[INFO] [stdout]  --> src/strlen.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub extern "C" fn strlen(s: *const u8) -> usize {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stdout]           found    `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: unused import: `Chunk`
[INFO] [stdout]    --> src/printf/format.rs:302:58
[INFO] [stdout]     |
[INFO] [stdout] 302 |     use super::{FormatString, FormatSpec, DecimalFormat, Chunk};
[INFO] [stdout]     |                                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ffi::c_void`
[INFO] [stdout]    --> src/printf/format.rs:303:9
[INFO] [stdout]     |
[INFO] [stdout] 303 |     use core::ffi::c_void;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::printf::format::FormatOutput`
[INFO] [stdout]    --> src/printf/format.rs:304:9
[INFO] [stdout]     |
[INFO] [stdout] 304 |     use crate::printf::format::FormatOutput;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::prelude::*`
[INFO] [stdout]    --> src/printf/format.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 306 |     use core::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: suspicious definition of the runtime `strlen` symbol used by the standard library
[INFO] [stdout]  --> src/strlen.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub extern "C" fn strlen(s: *const u8) -> usize {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stdout]           found    `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 `release` profile [optimized] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be", 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" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `cc::Build::static_flag`: cc only creates static libraries, setting this does nothing
[INFO] [stderr]   --> build.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |     b.static_flag(true);
[INFO] [stderr]    |       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `drogue-ffi-compat` (build script) generated 1 warning
[INFO] [stderr] warning: suspicious definition of the runtime `strlen` symbol used by the standard library
[INFO] [stderr]  --> src/strlen.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub extern "C" fn strlen(s: *const u8) -> usize {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected `unsafe extern "C" fn(*const i8) -> usize` (for the current target)
[INFO] [stderr]           found    `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: unused import: `Chunk`
[INFO] [stderr]    --> src/printf/format.rs:302:58
[INFO] [stderr]     |
[INFO] [stderr] 302 |     use super::{FormatString, FormatSpec, DecimalFormat, Chunk};
[INFO] [stderr]     |                                                          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::ffi::c_void`
[INFO] [stderr]    --> src/printf/format.rs:303:9
[INFO] [stderr]     |
[INFO] [stderr] 303 |     use core::ffi::c_void;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::printf::format::FormatOutput`
[INFO] [stderr]    --> src/printf/format.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |     use crate::printf::format::FormatOutput;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::prelude::*`
[INFO] [stderr]    --> src/printf/format.rs:306:9
[INFO] [stderr]     |
[INFO] [stderr] 306 |     use core::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `drogue-ffi-compat` (lib) generated 1 warning
[INFO] [stderr] warning: `drogue-ffi-compat` (lib test) generated 5 warnings (1 duplicate) (run `cargo fix --lib -p drogue-ffi-compat --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/drogue-ffi-compat/b006f6fce323ccc9/out/drogue_ffi_compat-b006f6fce323ccc9)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test printf::format::tests::parse_format_str ... ok
[INFO] [stderr]    Doc-tests drogue_ffi_compat
[INFO] [stdout] test printf::format::tests::parse_simple_number_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be", kill_on_drop: false }`
[INFO] [stdout] 81f5b2b2d79e3710215dfec0d241959fc1e62026daf49bb1ad15dcd26502f5be
