[INFO] cloning repository https://github.com/reirep/fractal_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reirep/fractal_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freirep%2Ffractal_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freirep%2Ffractal_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed74a7a882a33654794d63164ee9f664497a58f6 [INFO] checking reirep/fractal_rust against master#f25e92bd42b14e45440c0a30a4ed751ea502f430 for pr-127481-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freirep%2Ffractal_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/reirep/fractal_rust on toolchain f25e92bd42b14e45440c0a30a4ed751ea502f430 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/reirep/fractal_rust [INFO] finished tweaking git repo https://github.com/reirep/fractal_rust [INFO] tweaked toml for git repo https://github.com/reirep/fractal_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/reirep/fractal_rust 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" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smallvec v0.3.3 [INFO] [stderr] Downloaded thread-id v3.3.0 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.3 [INFO] [stderr] Downloaded redox_syscall v0.1.37 [INFO] [stderr] Downloaded byteorder v1.2.2 [INFO] [stderr] Downloaded crossbeam v0.2.12 [INFO] [stderr] Downloaded rand v0.4.2 [INFO] [stderr] Downloaded parking_lot_core v0.2.14 [INFO] [stderr] Downloaded parking_lot v0.3.8 [INFO] [stderr] Downloaded futures v0.1.21 [INFO] [stderr] Downloaded multiqueue v0.3.2 [INFO] [stderr] Downloaded owning_ref v0.2.4 [INFO] [stderr] Downloaded libc v0.2.40 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.3 [INFO] [stderr] Downloaded winapi v0.3.4 [INFO] [stderr] Downloaded smallvec v0.6.1 [INFO] [stderr] Downloaded time v0.1.40 [INFO] [stderr] Downloaded bmp v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d3d1be92fdc4aae3f96cdd33cfc6940f80a4df3683dda3c952c3af3e1b450cc [INFO] running `Command { std: "docker" "start" "-a" "6d3d1be92fdc4aae3f96cdd33cfc6940f80a4df3683dda3c952c3af3e1b450cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d3d1be92fdc4aae3f96cdd33cfc6940f80a4df3683dda3c952c3af3e1b450cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d3d1be92fdc4aae3f96cdd33cfc6940f80a4df3683dda3c952c3af3e1b450cc", kill_on_drop: false }` [INFO] [stdout] 6d3d1be92fdc4aae3f96cdd33cfc6940f80a4df3683dda3c952c3af3e1b450cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dae8ee9091649d9633d6cf4560d4725dc3d4c4ce85b903376bc99bba5b9ccc66 [INFO] running `Command { std: "docker" "start" "-a" "dae8ee9091649d9633d6cf4560d4725dc3d4c4ce85b903376bc99bba5b9ccc66", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking smallvec v0.6.1 [INFO] [stderr] Checking owning_ref v0.2.4 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking futures v0.1.21 [INFO] [stderr] Checking smallvec v0.3.3 [INFO] [stderr] Checking bmp v0.4.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.3.8 [INFO] [stderr] Checking multiqueue v0.3.2 [INFO] [stderr] Checking fractal v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:142:34 [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!(x), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!("{}", x), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => std::panic::panic_any(x), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:142:34 [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!(x), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!("{}", x), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => std::panic::panic_any(x), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `Command { std: "docker" "inspect" "dae8ee9091649d9633d6cf4560d4725dc3d4c4ce85b903376bc99bba5b9ccc66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dae8ee9091649d9633d6cf4560d4725dc3d4c4ce85b903376bc99bba5b9ccc66", kill_on_drop: false }` [INFO] [stdout] dae8ee9091649d9633d6cf4560d4725dc3d4c4ce85b903376bc99bba5b9ccc66 [INFO] checking reirep/fractal_rust against try#81417ccfba1b50f064bed768ddab670f5bbfdcfe for pr-127481-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freirep%2Ffractal_rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/reirep/fractal_rust on toolchain 81417ccfba1b50f064bed768ddab670f5bbfdcfe [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/reirep/fractal_rust [INFO] finished tweaking git repo https://github.com/reirep/fractal_rust [INFO] tweaked toml for git repo https://github.com/reirep/fractal_rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/reirep/fractal_rust 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" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9a92a4b2f7ae3d63a04e11bdd91e4c981ff7d84be1148e64c2220e31a7bb500 [INFO] running `Command { std: "docker" "start" "-a" "f9a92a4b2f7ae3d63a04e11bdd91e4c981ff7d84be1148e64c2220e31a7bb500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9a92a4b2f7ae3d63a04e11bdd91e4c981ff7d84be1148e64c2220e31a7bb500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9a92a4b2f7ae3d63a04e11bdd91e4c981ff7d84be1148e64c2220e31a7bb500", kill_on_drop: false }` [INFO] [stdout] f9a92a4b2f7ae3d63a04e11bdd91e4c981ff7d84be1148e64c2220e31a7bb500 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5db8f8bc3966af7cd2b5e07861d12d585a237998bf5ac1a47c992f98a478e78a [INFO] running `Command { std: "docker" "start" "-a" "5db8f8bc3966af7cd2b5e07861d12d585a237998bf5ac1a47c992f98a478e78a", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking smallvec v0.6.1 [INFO] [stderr] Checking owning_ref v0.2.4 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking smallvec v0.3.3 [INFO] [stderr] Checking futures v0.1.21 [INFO] [stderr] Checking bmp v0.4.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.3.8 [INFO] [stderr] Checking multiqueue v0.3.2 [INFO] [stderr] Checking fractal v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:142:34 [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!(x), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!("{}", x), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => std::panic::panic_any(x), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:142:34 [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!(x), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => panic!("{}", x), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 142 | Err(x) => std::panic::panic_any(x), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s [INFO] running `Command { std: "docker" "inspect" "5db8f8bc3966af7cd2b5e07861d12d585a237998bf5ac1a47c992f98a478e78a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5db8f8bc3966af7cd2b5e07861d12d585a237998bf5ac1a47c992f98a478e78a", kill_on_drop: false }` [INFO] [stdout] 5db8f8bc3966af7cd2b5e07861d12d585a237998bf5ac1a47c992f98a478e78a