[INFO] cloning repository https://github.com/deciduously/winnowdemo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deciduously/winnowdemo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeciduously%2Fwinnowdemo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeciduously%2Fwinnowdemo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 829347a02a79f79db621b043688435441247a85e [INFO] checking deciduously/winnowdemo against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeciduously%2Fwinnowdemo" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... 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[INFO] validating manifest of git repo https://github.com/deciduously/winnowdemo on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/deciduously/winnowdemo [INFO] finished tweaking git repo https://github.com/deciduously/winnowdemo [INFO] tweaked toml for git repo https://github.com/deciduously/winnowdemo written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/deciduously/winnowdemo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb4f2f2fe4b80ca4ecc81a5ca3df018cc66e59831ed6a1a7eedb25a03a113cb2 [INFO] running `Command { std: "docker" "start" "-a" "fb4f2f2fe4b80ca4ecc81a5ca3df018cc66e59831ed6a1a7eedb25a03a113cb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb4f2f2fe4b80ca4ecc81a5ca3df018cc66e59831ed6a1a7eedb25a03a113cb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb4f2f2fe4b80ca4ecc81a5ca3df018cc66e59831ed6a1a7eedb25a03a113cb2", kill_on_drop: false }` [INFO] [stdout] fb4f2f2fe4b80ca4ecc81a5ca3df018cc66e59831ed6a1a7eedb25a03a113cb2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a97783cb4b36ffe8bc112ff9b4ada4c5fefa00062369842f1192ca4d61ea0d6f [INFO] running `Command { std: "docker" "start" "-a" "a97783cb4b36ffe8bc112ff9b4ada4c5fefa00062369842f1192ca4d61ea0d6f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Compiling pest_meta v2.1.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking winnowdemo v1.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:270:30 [INFO] [stdout] | [INFO] [stdout] 270 | Err(e) => panic!(format!("{}", e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 270 - Err(e) => panic!(format!("{}", e)), [INFO] [stdout] 270 + Err(e) => panic!("{}", e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:447:25 [INFO] [stdout] | [INFO] [stdout] 447 | _ => panic!(format!("Cannot handle {:?}", parsed.as_rule())), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 447 - _ => panic!(format!("Cannot handle {:?}", parsed.as_rule())), [INFO] [stdout] 447 + _ => panic!("Cannot handle {:?}", parsed.as_rule()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:270:30 [INFO] [stdout] | [INFO] [stdout] 270 | Err(e) => panic!(format!("{}", e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 270 - Err(e) => panic!(format!("{}", e)), [INFO] [stdout] 270 + Err(e) => panic!("{}", e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:447:25 [INFO] [stdout] | [INFO] [stdout] 447 | _ => panic!(format!("Cannot handle {:?}", parsed.as_rule())), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 447 - _ => panic!(format!("Cannot handle {:?}", parsed.as_rule())), [INFO] [stdout] 447 + _ => panic!("Cannot handle {:?}", parsed.as_rule()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 14s [INFO] running `Command { std: "docker" "inspect" "a97783cb4b36ffe8bc112ff9b4ada4c5fefa00062369842f1192ca4d61ea0d6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a97783cb4b36ffe8bc112ff9b4ada4c5fefa00062369842f1192ca4d61ea0d6f", kill_on_drop: false }` [INFO] [stdout] a97783cb4b36ffe8bc112ff9b4ada4c5fefa00062369842f1192ca4d61ea0d6f