[INFO] fetching crate memfd-exec 0.2.1...
[INFO] checking memfd-exec-0.2.1 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate memfd-exec 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate memfd-exec 0.2.1 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate memfd-exec 0.2.1
[INFO] finished tweaking crates.io crate memfd-exec 0.2.1
[INFO] tweaked toml for crates.io crate memfd-exec 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 167 packages to latest compatible versions
[INFO] [stderr]       Adding nix v0.26.4 (available: v0.29.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.15)
[INFO] [stderr]       Adding serial_test v2.0.0 (available: v3.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v2.0.0
[INFO] [stderr]   Downloaded serial_test_derive v2.0.0
[INFO] [stderr]   Downloaded nix v0.26.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e18b9d3c188fe1da780ee87c53c85dc6425a8103448073ccff457233b82fbe7
[INFO] running `Command { std: "docker" "start" "-a" "9e18b9d3c188fe1da780ee87c53c85dc6425a8103448073ccff457233b82fbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e18b9d3c188fe1da780ee87c53c85dc6425a8103448073ccff457233b82fbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e18b9d3c188fe1da780ee87c53c85dc6425a8103448073ccff457233b82fbe7", kill_on_drop: false }`
[INFO] [stdout] 9e18b9d3c188fe1da780ee87c53c85dc6425a8103448073ccff457233b82fbe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e080e8f38304480a890ecb5155856413371fd629846d360d69f252159eee30
[INFO] running `Command { std: "docker" "start" "-a" "97e080e8f38304480a890ecb5155856413371fd629846d360d69f252159eee30", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]     Checking litemap v0.7.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking memfd-exec v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/executable.rs:571:12
[INFO] [stdout]     |
[INFO] [stdout] 571 |         if let Err(err) = fexecve(mfd, &argv, &envp) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/executable.rs:571:12
[INFO] [stdout]     |
[INFO] [stdout] 571 |         if let Err(err) = fexecve(mfd, &argv, &envp) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.08s
[INFO] running `Command { std: "docker" "inspect" "97e080e8f38304480a890ecb5155856413371fd629846d360d69f252159eee30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e080e8f38304480a890ecb5155856413371fd629846d360d69f252159eee30", kill_on_drop: false }`
[INFO] [stdout] 97e080e8f38304480a890ecb5155856413371fd629846d360d69f252159eee30