[INFO] cloning repository https://github.com/mjbrisebois/argon2-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjbrisebois/argon2-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjbrisebois%2Fargon2-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjbrisebois%2Fargon2-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7f3132a7ff3c80fef1e6475a7d3a6407428a120
[INFO] checking mjbrisebois/argon2-wasm against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjbrisebois%2Fargon2-wasm" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mjbrisebois/argon2-wasm on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mjbrisebois/argon2-wasm
[INFO] finished tweaking git repo https://github.com/mjbrisebois/argon2-wasm
[INFO] tweaked toml for git repo https://github.com/mjbrisebois/argon2-wasm written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mjbrisebois/argon2-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3b614706848459a33de5a3718f56ae83b8d54912128eb47df6edb3e3c6afbc7
[INFO] running `Command { std: "docker" "start" "-a" "e3b614706848459a33de5a3718f56ae83b8d54912128eb47df6edb3e3c6afbc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3b614706848459a33de5a3718f56ae83b8d54912128eb47df6edb3e3c6afbc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b614706848459a33de5a3718f56ae83b8d54912128eb47df6edb3e3c6afbc7", kill_on_drop: false }`
[INFO] [stdout] e3b614706848459a33de5a3718f56ae83b8d54912128eb47df6edb3e3c6afbc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95e6fabeb828a0d5130b4d5dfaec2fe80850b820b1d9d7f7b4a6e022e53310be
[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" "95e6fabeb828a0d5130b4d5dfaec2fe80850b820b1d9d7f7b4a6e022e53310be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.53
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling wasm-bindgen v0.2.53
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling wee_alloc v0.4.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking argon2min v0.3.0 (https://github.com/FauxFaux/argon2min#65627302)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.53
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.53
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.53
[INFO] [stderr]     Checking js-sys v0.3.30
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking argon2-wasm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/lib.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => panic!("Variant '{}' does not exist.  Acceptable values are 0,1,2"),
[INFO] [stdout]    |                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(panic_fmt)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in a future Rust edition
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => panic!("Variant '{}' does not exist.  Acceptable values are 0,1,2", ...),
[INFO] [stdout]    |                                                                                ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => panic!("{}", "Variant '{}' does not exist.  Acceptable values are 0,1,2"),
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/lib.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => panic!("Variant '{}' does not exist.  Acceptable values are 0,1,2"),
[INFO] [stdout]    |                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(panic_fmt)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in a future Rust edition
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => panic!("Variant '{}' does not exist.  Acceptable values are 0,1,2", ...),
[INFO] [stdout]    |                                                                                ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 29 |         _ => panic!("{}", "Variant '{}' does not exist.  Acceptable values are 0,1,2"),
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.52s
[INFO] running `Command { std: "docker" "inspect" "95e6fabeb828a0d5130b4d5dfaec2fe80850b820b1d9d7f7b4a6e022e53310be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e6fabeb828a0d5130b4d5dfaec2fe80850b820b1d9d7f7b4a6e022e53310be", kill_on_drop: false }`
[INFO] [stdout] 95e6fabeb828a0d5130b4d5dfaec2fe80850b820b1d9d7f7b4a6e022e53310be