[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 try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femk%2Fwasm-bloat" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emk/wasm-bloat on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cli_test_dir v0.1.4
[INFO] [stderr]   Downloaded env_logger v0.5.0-rc.1
[INFO] [stderr]   Downloaded termcolor v0.3.3
[INFO] [stderr]   Downloaded wincolor v0.1.4
[INFO] [stderr]   Downloaded common_failures v0.1.0
[INFO] [stderr]   Downloaded parity-wasm v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eec849fc5b527b551aeb4aa1aecdb1c8cb510e6164098718970a973a2e6d1723
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eec849fc5b527b551aeb4aa1aecdb1c8cb510e6164098718970a973a2e6d1723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eec849fc5b527b551aeb4aa1aecdb1c8cb510e6164098718970a973a2e6d1723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec849fc5b527b551aeb4aa1aecdb1c8cb510e6164098718970a973a2e6d1723", kill_on_drop: false }`
[INFO] [stdout] eec849fc5b527b551aeb4aa1aecdb1c8cb510e6164098718970a973a2e6d1723
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5776daa2a70caf947ee17631c6defdc93b0b9cfccaea6ab1d92f7eab06a8dad1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5776daa2a70caf947ee17631c6defdc93b0b9cfccaea6ab1d92f7eab06a8dad1", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking termcolor v0.3.3
[INFO] [stderr]     Checking cli_test_dir v0.1.4
[INFO] [stderr]     Checking log v0.4.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.3.19
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.2.8
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking parking_lot v0.4.8
[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 failure v0.1.1
[INFO] [stderr]     Checking common_failures v0.1.0
[INFO] [stderr]     Checking structopt v0.1.6
[INFO] [stderr]     Checking wasm-bloat v0.1.0 (/opt/rustwide/workdir)
[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]   = 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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]    --> src/index_map.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn iter(&self) -> Iter<T> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/name_section.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn new<S: Into<String>>(name: S) -> ModuleNameSection {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]    --> src/name_section.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn name(&self) -> &str {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name_mut`
[INFO] [stdout]    --> src/name_section.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn name_mut(&mut self) -> &mut String {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `names_mut`
[INFO] [stdout]    --> src/name_section.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn names_mut(&mut self) -> &mut NameMap {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local_names`
[INFO] [stdout]    --> src/name_section.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn local_names(&self) -> &IndexMap<NameMap> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local_names_mut`
[INFO] [stdout]    --> src/name_section.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn local_names_mut(&mut self) -> &mut IndexMap<NameMap> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]    --> src/name_section.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn name(&self) -> &str {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name_mut`
[INFO] [stdout]    --> src/name_section.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn name_mut(&mut self) -> &mut String {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local_names`
[INFO] [stdout]    --> src/name_section.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn local_names(&self) -> &IndexMap<NameMap> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.19s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5776daa2a70caf947ee17631c6defdc93b0b9cfccaea6ab1d92f7eab06a8dad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5776daa2a70caf947ee17631c6defdc93b0b9cfccaea6ab1d92f7eab06a8dad1", kill_on_drop: false }`
[INFO] [stdout] 5776daa2a70caf947ee17631c6defdc93b0b9cfccaea6ab1d92f7eab06a8dad1