[INFO] cloning repository https://github.com/matt-williams/enum-from-derive [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matt-williams/enum-from-derive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-williams%2Fenum-from-derive", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-williams%2Fenum-from-derive'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3335f2976aabda0dadd3b4e349efaa765c631798 [INFO] checking matt-williams/enum-from-derive against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-williams%2Fenum-from-derive" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/matt-williams/enum-from-derive on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/matt-williams/enum-from-derive [INFO] finished tweaking git repo https://github.com/matt-williams/enum-from-derive [INFO] tweaked toml for git repo https://github.com/matt-williams/enum-from-derive written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/matt-williams/enum-from-derive already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v0.3.12 [INFO] [stderr] Downloaded syn v0.11.4 [INFO] [stderr] Downloaded try_from v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1fa1da6bff42656d1e632fc41218fbdf755d478406925bcdbb3fe4e932691c00 [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" "1fa1da6bff42656d1e632fc41218fbdf755d478406925bcdbb3fe4e932691c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fa1da6bff42656d1e632fc41218fbdf755d478406925bcdbb3fe4e932691c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fa1da6bff42656d1e632fc41218fbdf755d478406925bcdbb3fe4e932691c00", kill_on_drop: false }` [INFO] [stdout] 1fa1da6bff42656d1e632fc41218fbdf755d478406925bcdbb3fe4e932691c00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b4a26df45bd7ca46d8d241e4a340c9a0865828c61f9674c9d16545b27fcb273 [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" "2b4a26df45bd7ca46d8d241e4a340c9a0865828c61f9674c9d16545b27fcb273", kill_on_drop: false }` [INFO] [stderr] Checking unicode-xid v0.0.4 [INFO] [stderr] Checking quote v0.3.12 [INFO] [stderr] Checking try_from v0.2.1 [INFO] [stderr] Checking syn v0.11.4 [INFO] [stderr] Checking enum-from-derive v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lib.rs:20:87 [INFO] [stdout] | [INFO] [stdout] 20 | ... .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumFrom}] requires all variants to have explicit va... [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 20 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumFrom}] requires all variants to have explicit values", ...))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 20 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("{}", "#[derive{EnumFrom}] requires all variants to have explicit values"))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lib.rs:50:87 [INFO] [stdout] | [INFO] [stdout] 50 | ... .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumTryFrom}] requires all variants to have explicit... [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 50 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumTryFrom}] requires all variants to have explicit values", ...))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 50 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("{}", "#[derive{EnumTryFrom}] requires all variants to have explicit values"))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lib.rs:20:87 [INFO] [stdout] | [INFO] [stdout] 20 | ... .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumFrom}] requires all variants to have explicit va... [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 20 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumFrom}] requires all variants to have explicit values", ...))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 20 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("{}", "#[derive{EnumFrom}] requires all variants to have explicit values"))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lib.rs:50:87 [INFO] [stdout] | [INFO] [stdout] 50 | ... .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumTryFrom}] requires all variants to have explicit... [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 50 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumTryFrom}] requires all variants to have explicit values", ...))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 50 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("{}", "#[derive{EnumTryFrom}] requires all variants to have explicit values"))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lib.rs:20:87 [INFO] [stdout] | [INFO] [stdout] 20 | ... .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumFrom}] requires all variants to have explicit va... [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 20 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumFrom}] requires all variants to have explicit values", ...))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 20 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("{}", "#[derive{EnumFrom}] requires all variants to have explicit values"))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lib.rs:50:87 [INFO] [stdout] | [INFO] [stdout] 50 | ... .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumTryFrom}] requires all variants to have explicit... [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 50 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("#[derive{EnumTryFrom}] requires all variants to have explicit values", ...))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 50 | .map(|variant| variant.discriminant.clone().unwrap_or_else(|| panic!("{}", "#[derive{EnumTryFrom}] requires all variants to have explicit values"))) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.72s [INFO] running `Command { std: "docker" "inspect" "2b4a26df45bd7ca46d8d241e4a340c9a0865828c61f9674c9d16545b27fcb273", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b4a26df45bd7ca46d8d241e4a340c9a0865828c61f9674c9d16545b27fcb273", kill_on_drop: false }` [INFO] [stdout] 2b4a26df45bd7ca46d8d241e4a340c9a0865828c61f9674c9d16545b27fcb273