[INFO] fetching crate snail 0.4.0...
[INFO] testing snail-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate snail 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate snail 0.4.0
[INFO] finished tweaking crates.io crate snail 0.4.0
[INFO] tweaked toml for crates.io crate snail 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate snail 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 307 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.9.3 (available: v0.22.1)
[INFO] [stderr]       Adding boxxy v0.7.0 (available: v0.14.0)
[INFO] [stderr]       Adding caps v0.2.0 (available: v0.5.6)
[INFO] [stderr]       Adding colored v1.9.4 (available: v3.1.1)
[INFO] [stderr]       Adding ct-logs v0.4.0 (available: v0.9.0)
[INFO] [stderr]       Adding dbus v0.6.5 (available: v0.9.10)
[INFO] [stderr]       Adding dhcp4r v0.1.0 (available: v0.2.3)
[INFO] [stderr]       Adding env_logger v0.5.13 (available: v0.11.10)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] [stderr]       Adding http v0.1.21 (available: v1.4.0)
[INFO] [stderr]       Adding hyper v0.12.36 (available: v1.9.0)
[INFO] [stderr]       Adding hyper-rustls v0.14.0 (available: v0.27.9)
[INFO] [stderr]       Adding kuchiki v0.7.3 (available: v0.8.1)
[INFO] [stderr]       Adding nix v0.11.1 (available: v0.31.2)
[INFO] [stderr]       Adding pseudo v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.10.1)
[INFO] [stderr]       Adding rustls v0.13.1 (available: v0.23.38)
[INFO] [stderr]       Adding serde_urlencoded v0.5.5 (available: v0.7.1)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding syscallz v0.7.0 (available: v0.17.0)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.52.1)
[INFO] [stderr]       Adding toml v0.4.10 (available: v1.1.2+spec-1.1.0)
[INFO] [stderr]       Adding trust-dns v0.15.1 (available: v0.23.2)
[INFO] [stderr]       Adding trust-dns-proto v0.5.0 (available: v0.23.2)
[INFO] [stderr]       Adding trust-dns-resolver v0.10.3 (available: v0.23.2)
[INFO] [stderr]       Adding trust-dns-server v0.15.0 (available: v0.15.1)
[INFO] [stderr]       Adding url v1.7.2 (available: v2.5.8)
[INFO] [stderr]       Adding users v0.7.0 (available: v0.11.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding webpki v0.18.1 (available: v0.22.4)
[INFO] [stderr]       Adding webpki-roots v0.15.0 (available: v1.0.7)
[INFO] [stderr]       Adding zmq v0.8.3 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `trust-dns-server` dependency)
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded ipconfig v0.1.9
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
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[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded miow v0.2.2
[INFO] [stderr]   Downloaded net2 v0.2.39
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
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[INFO] [stderr]   Downloaded rand_isaac v0.1.1
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[INFO] [stderr]   Downloaded scoped-tls v0.1.2
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[INFO] [stderr]   Downloaded tokio-rustls v0.8.1
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[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded tokio-executor v0.1.10
[INFO] [stderr]   Downloaded phf v0.7.24
[INFO] [stderr]   Downloaded rand_xorshift v0.1.1
[INFO] [stderr]   Downloaded thin-slice v0.1.1
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.18
[INFO] [stderr]   Downloaded dtoa v0.4.8
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded seccomp-sys v0.1.3
[INFO] [stderr]   Downloaded syscallz v0.7.0
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded nibble_vec v0.0.4
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
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[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded mio-uds v0.6.8
[INFO] [stderr]   Downloaded servo_arc v0.1.1
[INFO] [stderr]   Downloaded pseudo v0.1.0
[INFO] [stderr]   Downloaded hostname v0.3.1
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.19
[INFO] [stderr]   Downloaded maybe-uninit v2.0.0
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded autocfg v0.1.8
[INFO] [stderr]   Downloaded selectors v0.21.0
[INFO] [stderr]   Downloaded lru-cache v0.1.2
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.17
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded matches v0.1.10
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4792fc9129761509045fed46fd22b95cc67b4097012b914a7bb81e5e9d6ee7d
[INFO] running `Command { std: "docker" "start" "-a" "b4792fc9129761509045fed46fd22b95cc67b4097012b914a7bb81e5e9d6ee7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4792fc9129761509045fed46fd22b95cc67b4097012b914a7bb81e5e9d6ee7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4792fc9129761509045fed46fd22b95cc67b4097012b914a7bb81e5e9d6ee7d", kill_on_drop: false }`
[INFO] [stdout] b4792fc9129761509045fed46fd22b95cc67b4097012b914a7bb81e5e9d6ee7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56079b1ff9cf0f58b9a6d7d419f558cf89266ef1dee5d33671369dedc72d7cfa
[INFO] running `Command { std: "docker" "start" "-a" "56079b1ff9cf0f58b9a6d7d419f558cf89266ef1dee5d33671369dedc72d7cfa", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `trust-dns-server` dependency)
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling tinyvec v1.11.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.10.0
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ring-0.13.5/build.rs:482:52
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 let _ = c.flag("-Wl,--gc-sections".into());
[INFO] [stdout]     |                           ----                     ^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `_: AsRef<OsStr>` found in the following crates: `find_msvc_tools`, `std`:
[INFO] [stdout]             - impl AsRef<OsStr> for OsStr;
[INFO] [stdout]             - impl AsRef<OsStr> for OsString;
[INFO] [stdout]             - impl AsRef<OsStr> for Path;
[INFO] [stdout]             - impl AsRef<OsStr> for PathBuf;
[INFO] [stdout]             - impl AsRef<OsStr> for String;
[INFO] [stdout]             - impl AsRef<OsStr> for find_msvc_tools::find_tools::Env;
[INFO] [stdout]             - impl AsRef<OsStr> for str;
[INFO] [stdout] note: required by a bound in `Build::flag`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.60/src/lib.rs:649:39
[INFO] [stdout]     |
[INFO] [stdout] 649 |     pub fn flag(&mut self, flag: impl AsRef<OsStr>) -> &mut Build {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^ required by this bound in `Build::flag`
[INFO] [stdout] help: try using a fully qualified path to specify the expected types
[INFO] [stdout]     |
[INFO] [stdout] 482 -                 let _ = c.flag("-Wl,--gc-sections".into());
[INFO] [stdout] 482 +                 let _ = c.flag(<&str as Into<T>>::into("-Wl,--gc-sections"));
[INFO] [stdout]     |
[INFO] [stdout] help: consider removing this method call, as the receiver has type `&'static str` and `&'static str: AsRef<OsStr>` trivially holds
[INFO] [stdout]     |
[INFO] [stdout] 482 -                 let _ = c.flag("-Wl,--gc-sections".into());
[INFO] [stdout] 482 +                 let _ = c.flag("-Wl,--gc-sections");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling zmq-sys v0.8.3
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr] error: could not compile `ring` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "56079b1ff9cf0f58b9a6d7d419f558cf89266ef1dee5d33671369dedc72d7cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56079b1ff9cf0f58b9a6d7d419f558cf89266ef1dee5d33671369dedc72d7cfa", kill_on_drop: false }`
[INFO] [stdout] 56079b1ff9cf0f58b9a6d7d419f558cf89266ef1dee5d33671369dedc72d7cfa