[INFO] cloning repository https://github.com/emk/wasm-bloat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emk/wasm-bloat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femk%2Fwasm-bloat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femk%2Fwasm-bloat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9363605c112128d886c4c13032cead62d498c335 [INFO] checking emk/wasm-bloat against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femk%2Fwasm-bloat" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emk/wasm-bloat on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/emk/wasm-bloat [INFO] finished tweaking git repo https://github.com/emk/wasm-bloat [INFO] tweaked toml for git repo https://github.com/emk/wasm-bloat written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/emk/wasm-bloat 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt v0.1.6 [INFO] [stderr] Downloaded atty v0.2.6 [INFO] [stderr] Downloaded unicode-width v0.1.4 [INFO] [stderr] Downloaded bitflags v1.0.1 [INFO] [stderr] Downloaded vec_map v0.8.0 [INFO] [stderr] Downloaded structopt-derive v0.1.6 [INFO] [stderr] Downloaded termcolor v0.3.3 [INFO] [stderr] Downloaded log v0.4.0 [INFO] [stderr] Downloaded cli_test_dir v0.1.4 [INFO] [stderr] Downloaded failure_derive v0.1.1 [INFO] [stderr] Downloaded common_failures v0.1.0 [INFO] [stderr] Downloaded thread_local v0.3.5 [INFO] [stderr] Downloaded wincolor v0.1.4 [INFO] [stderr] Downloaded aho-corasick v0.6.4 [INFO] [stderr] Downloaded num v0.1.41 [INFO] [stderr] Downloaded num-traits v0.1.41 [INFO] [stderr] Downloaded regex v0.2.3 [INFO] [stderr] Downloaded backtrace-sys v0.1.16 [INFO] [stderr] Downloaded winapi v0.3.2 [INFO] [stderr] Downloaded parity-wasm v0.19.0 [INFO] [stderr] Downloaded libc v0.2.34 [INFO] [stderr] Downloaded time v0.1.38 [INFO] [stderr] Downloaded chrono v0.4.0 [INFO] [stderr] Downloaded backtrace v0.3.4 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.2 [INFO] [stderr] Downloaded rand v0.3.19 [INFO] [stderr] Downloaded smallvec v0.6.0 [INFO] [stderr] Downloaded rustc-demangle v0.1.5 [INFO] [stderr] Downloaded clap v2.29.0 [INFO] [stderr] Downloaded parking_lot_core v0.2.8 [INFO] [stderr] Downloaded cc v1.0.3 [INFO] [stderr] Downloaded failure v0.1.1 [INFO] [stderr] Downloaded byteorder v1.2.1 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.3.2 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.3.2 [INFO] [stderr] Downloaded stable_deref_trait v1.0.0 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.2 [INFO] [stderr] Downloaded memchr v2.0.1 [INFO] [stderr] Downloaded env_logger v0.5.0-rc.1 [INFO] [stderr] Downloaded synstructure v0.6.1 [INFO] [stderr] Downloaded redox_syscall v0.1.33 [INFO] [stderr] Downloaded ansi_term v0.10.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64f71c7b8b2fa35302708c79ad9a89c746b546448e57612e046b495291c5bf1b [INFO] running `Command { std: "docker" "start" "-a" "64f71c7b8b2fa35302708c79ad9a89c746b546448e57612e046b495291c5bf1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64f71c7b8b2fa35302708c79ad9a89c746b546448e57612e046b495291c5bf1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64f71c7b8b2fa35302708c79ad9a89c746b546448e57612e046b495291c5bf1b", kill_on_drop: false }` [INFO] [stdout] 64f71c7b8b2fa35302708c79ad9a89c746b546448e57612e046b495291c5bf1b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8806da47d273378ee1f0c2022f49eb926e61edf542585764f016893a384e469b [INFO] running `Command { std: "docker" "start" "-a" "8806da47d273378ee1f0c2022f49eb926e61edf542585764f016893a384e469b", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.5 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking stable_deref_trait v1.0.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking log v0.4.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking termcolor v0.3.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking cli_test_dir v0.1.4 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking rand v0.3.19 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Checking regex v0.2.3 [INFO] [stderr] Checking parking_lot_core v0.2.8 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Checking parity-wasm v0.19.0 [INFO] [stderr] Compiling structopt-derive v0.1.6 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking env_logger v0.5.0-rc.1 [INFO] [stderr] Checking structopt v0.1.6 [INFO] [stderr] Checking backtrace v0.3.4 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking common_failures v0.1.0 [INFO] [stderr] Checking wasm-bloat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/index_map.rs:4:31 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/name_section.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/index_map.rs:4:31 [INFO] [stdout] | [INFO] [stdout] 4 | use std::iter::{FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/name_section.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `iter` is never used [INFO] [stdout] --> src/index_map.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl IndexMap { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 117 | fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `name`, and `name_mut` are never used [INFO] [stdout] --> src/name_section.rs:95:12 [INFO] [stdout] | [INFO] [stdout] 93 | impl ModuleNameSection { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 94 | /// Create a new module name section with the specified name. [INFO] [stdout] 95 | pub fn new>(name: S) -> ModuleNameSection { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn name(&self) -> &str { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn name_mut(&mut self) -> &mut String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `names_mut` is never used [INFO] [stdout] --> src/name_section.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 133 | impl FunctionNameSection { [INFO] [stdout] | ------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | pub fn names_mut(&mut self) -> &mut NameMap { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `local_names` and `local_names_mut` are never used [INFO] [stdout] --> src/name_section.rs:170:12 [INFO] [stdout] | [INFO] [stdout] 168 | impl LocalNameSection { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] 169 | /// A map from function indices to a map from variables indices to names. [INFO] [stdout] 170 | pub fn local_names(&self) -> &IndexMap { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 176 | pub fn local_names_mut(&mut self) -> &mut IndexMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `name` and `name_mut` are never used [INFO] [stdout] --> src/name_section.rs:100:12 [INFO] [stdout] | [INFO] [stdout] 93 | impl ModuleNameSection { [INFO] [stdout] | ---------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn name(&self) -> &str { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn name_mut(&mut self) -> &mut String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `local_names` is never used [INFO] [stdout] --> src/name_section.rs:170:12 [INFO] [stdout] | [INFO] [stdout] 168 | impl LocalNameSection { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 169 | /// A map from function indices to a map from variables indices to names. [INFO] [stdout] 170 | pub fn local_names(&self) -> &IndexMap { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.20s [INFO] running `Command { std: "docker" "inspect" "8806da47d273378ee1f0c2022f49eb926e61edf542585764f016893a384e469b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8806da47d273378ee1f0c2022f49eb926e61edf542585764f016893a384e469b", kill_on_drop: false }` [INFO] [stdout] 8806da47d273378ee1f0c2022f49eb926e61edf542585764f016893a384e469b