[INFO] cloning repository https://github.com/guillaumesoldera/webassembly-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guillaumesoldera/webassembly-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumesoldera%2Fwebassembly-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumesoldera%2Fwebassembly-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eea78446d10a57ae498fcc8b67e50890b9c4d815
[INFO] checking guillaumesoldera/webassembly-demo against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumesoldera%2Fwebassembly-demo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guillaumesoldera/webassembly-demo 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/guillaumesoldera/webassembly-demo
[INFO] finished tweaking git repo https://github.com/guillaumesoldera/webassembly-demo
[INFO] tweaked toml for git repo https://github.com/guillaumesoldera/webassembly-demo written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/guillaumesoldera/webassembly-demo 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]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.43
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.43
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.43
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.43
[INFO] [stderr]   Downloaded proc-macro2 v0.4.29
[INFO] [stderr]   Downloaded bumpalo v2.4.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d0189c7c2219c073ebc3d5036cc55596a0b9da3be0a49eabd0ae66674cfade53
[INFO] running `Command { std: "docker" "start" "-a" "d0189c7c2219c073ebc3d5036cc55596a0b9da3be0a49eabd0ae66674cfade53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0189c7c2219c073ebc3d5036cc55596a0b9da3be0a49eabd0ae66674cfade53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0189c7c2219c073ebc3d5036cc55596a0b9da3be0a49eabd0ae66674cfade53", kill_on_drop: false }`
[INFO] [stdout] d0189c7c2219c073ebc3d5036cc55596a0b9da3be0a49eabd0ae66674cfade53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 27748349b028b65a0f087c5a9a7982026a601ce17cbb5fafa1d596793a2c07e1
[INFO] running `Command { std: "docker" "start" "-a" "27748349b028b65a0f087c5a9a7982026a601ce17cbb5fafa1d596793a2c07e1", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling bumpalo v2.4.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.43
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.43
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.43
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.43
[INFO] [stderr]     Checking lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `nbValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn max_from_array(nbValues: usize) -> f32 {
[INFO] [stdout]    |                       ^^^^^^^^ help: convert the identifier to snake case: `nb_values`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maxValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn maxValues(values: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `max_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getMax` should have a snake case name
[INFO] [stdout]   --> lib.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub fn getMax(ptr: *mut f32, size: isize) -> f32 {
[INFO] [stdout]    |        ^^^^^^ help: convert the identifier to snake case: `get_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nbValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn max_from_array(nbValues: usize) -> f32 {
[INFO] [stdout]    |                       ^^^^^^^^ help: convert the identifier to snake case: `nb_values`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maxValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn maxValues(values: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `max_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getMax` should have a snake case name
[INFO] [stdout]   --> lib.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub fn getMax(ptr: *mut f32, size: isize) -> f32 {
[INFO] [stdout]    |        ^^^^^^ help: convert the identifier to snake case: `get_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.43
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "27748349b028b65a0f087c5a9a7982026a601ce17cbb5fafa1d596793a2c07e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27748349b028b65a0f087c5a9a7982026a601ce17cbb5fafa1d596793a2c07e1", kill_on_drop: false }`
[INFO] [stdout] 27748349b028b65a0f087c5a9a7982026a601ce17cbb5fafa1d596793a2c07e1
[INFO] checking guillaumesoldera/webassembly-demo against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumesoldera%2Fwebassembly-demo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guillaumesoldera/webassembly-demo on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guillaumesoldera/webassembly-demo
[INFO] finished tweaking git repo https://github.com/guillaumesoldera/webassembly-demo
[INFO] tweaked toml for git repo https://github.com/guillaumesoldera/webassembly-demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/guillaumesoldera/webassembly-demo 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3a0e1405af0070b44dba2b0624b401f1062fa49194cd69d1d998470e276667d
[INFO] running `Command { std: "docker" "start" "-a" "a3a0e1405af0070b44dba2b0624b401f1062fa49194cd69d1d998470e276667d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3a0e1405af0070b44dba2b0624b401f1062fa49194cd69d1d998470e276667d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a0e1405af0070b44dba2b0624b401f1062fa49194cd69d1d998470e276667d", kill_on_drop: false }`
[INFO] [stdout] a3a0e1405af0070b44dba2b0624b401f1062fa49194cd69d1d998470e276667d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53eeb736ef5723db66c2d6cf2aaaaa704a0d15c421f5a59ab218132f5c1e9422
[INFO] running `Command { std: "docker" "start" "-a" "53eeb736ef5723db66c2d6cf2aaaaa704a0d15c421f5a59ab218132f5c1e9422", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.43
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling bumpalo v2.4.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.43
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.43
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.43
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.43
[INFO] [stderr]     Checking lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `nbValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn max_from_array(nbValues: usize) -> f32 {
[INFO] [stdout]    |                       ^^^^^^^^ help: convert the identifier to snake case: `nb_values`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maxValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn maxValues(values: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `max_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getMax` should have a snake case name
[INFO] [stdout]   --> lib.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub fn getMax(ptr: *mut f32, size: isize) -> f32 {
[INFO] [stdout]    |        ^^^^^^ help: convert the identifier to snake case: `get_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nbValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn max_from_array(nbValues: usize) -> f32 {
[INFO] [stdout]    |                       ^^^^^^^^ help: convert the identifier to snake case: `nb_values`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maxValues` should have a snake case name
[INFO] [stdout]   --> lib.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn maxValues(values: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `max_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getMax` should have a snake case name
[INFO] [stdout]   --> lib.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub fn getMax(ptr: *mut f32, size: isize) -> f32 {
[INFO] [stdout]    |        ^^^^^^ help: convert the identifier to snake case: `get_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.43
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "53eeb736ef5723db66c2d6cf2aaaaa704a0d15c421f5a59ab218132f5c1e9422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53eeb736ef5723db66c2d6cf2aaaaa704a0d15c421f5a59ab218132f5c1e9422", kill_on_drop: false }`
[INFO] [stdout] 53eeb736ef5723db66c2d6cf2aaaaa704a0d15c421f5a59ab218132f5c1e9422