[INFO] cloning repository https://github.com/luisimagiire/Pratik [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luisimagiire/Pratik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisimagiire%2FPratik", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisimagiire%2FPratik'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9025931e8102827308653fb080ebea060b982ac6 [INFO] checking luisimagiire/Pratik against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisimagiire%2FPratik" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luisimagiire/Pratik 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/luisimagiire/Pratik [INFO] finished tweaking git repo https://github.com/luisimagiire/Pratik [INFO] tweaked toml for git repo https://github.com/luisimagiire/Pratik written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/luisimagiire/Pratik 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_derive v0.5.0 [INFO] [stderr] Downloaded syn v1.0.59 [INFO] [stderr] Downloaded serde_yaml v0.8.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a052646a3cf633e777d04783a28d18613371a42fd788028d51e9252cde7f9118 [INFO] running `Command { std: "docker" "start" "-a" "a052646a3cf633e777d04783a28d18613371a42fd788028d51e9252cde7f9118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a052646a3cf633e777d04783a28d18613371a42fd788028d51e9252cde7f9118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a052646a3cf633e777d04783a28d18613371a42fd788028d51e9252cde7f9118", kill_on_drop: false }` [INFO] [stdout] a052646a3cf633e777d04783a28d18613371a42fd788028d51e9252cde7f9118 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 224944ce5bdb5cebfe9809e8c8f55dc6c040df439ef0af1f3d17cd611e335944 [INFO] running `Command { std: "docker" "start" "-a" "224944ce5bdb5cebfe9809e8c8f55dc6c040df439ef0af1f3d17cd611e335944", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling syn v1.0.59 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling serde_derive v1.0.120 [INFO] [stderr] Compiling serde v1.0.120 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking zeroize v0.9.3 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Compiling rand_derive v0.5.0 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking dialoguer v0.7.1 [INFO] [stderr] Checking serde_yaml v0.8.15 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking pratik v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated crate `rand_derive`: this crate is deprecated without replacement [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate rand_derive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated crate `rand_derive`: this crate is deprecated without replacement [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate rand_derive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:41:20 [INFO] [stdout] | [INFO] [stdout] 41 | panic!(f.to_string()) [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] 41 | panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:41:20 [INFO] [stdout] | [INFO] [stdout] 41 | panic!(f.to_string()) [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] 41 | panic!("{}", f.to_string()) [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` profile [unoptimized + debuginfo] target(s) in 24.36s [INFO] running `Command { std: "docker" "inspect" "224944ce5bdb5cebfe9809e8c8f55dc6c040df439ef0af1f3d17cd611e335944", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "224944ce5bdb5cebfe9809e8c8f55dc6c040df439ef0af1f3d17cd611e335944", kill_on_drop: false }` [INFO] [stdout] 224944ce5bdb5cebfe9809e8c8f55dc6c040df439ef0af1f3d17cd611e335944 [INFO] checking luisimagiire/Pratik against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisimagiire%2FPratik" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luisimagiire/Pratik 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/luisimagiire/Pratik [INFO] finished tweaking git repo https://github.com/luisimagiire/Pratik [INFO] tweaked toml for git repo https://github.com/luisimagiire/Pratik written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/luisimagiire/Pratik 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b501ceed68a5359a23dcc59ee07fba34c43bc789b9a86c81a4810b48d76a29c3 [INFO] running `Command { std: "docker" "start" "-a" "b501ceed68a5359a23dcc59ee07fba34c43bc789b9a86c81a4810b48d76a29c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b501ceed68a5359a23dcc59ee07fba34c43bc789b9a86c81a4810b48d76a29c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b501ceed68a5359a23dcc59ee07fba34c43bc789b9a86c81a4810b48d76a29c3", kill_on_drop: false }` [INFO] [stdout] b501ceed68a5359a23dcc59ee07fba34c43bc789b9a86c81a4810b48d76a29c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3a8dcec549b8707bdf319a9695e0a587dba92b108a92feae3d2b19b3b7870534 [INFO] running `Command { std: "docker" "start" "-a" "3a8dcec549b8707bdf319a9695e0a587dba92b108a92feae3d2b19b3b7870534", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling syn v1.0.59 [INFO] [stderr] Compiling serde_derive v1.0.120 [INFO] [stderr] Compiling serde v1.0.120 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking zeroize v0.9.3 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Compiling rand_derive v0.5.0 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking dialoguer v0.7.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking serde_yaml v0.8.15 [INFO] [stderr] Checking pratik v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated crate `rand_derive`: this crate is deprecated without replacement [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate rand_derive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated crate `rand_derive`: this crate is deprecated without replacement [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate rand_derive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:41:20 [INFO] [stdout] | [INFO] [stdout] 41 | panic!(f.to_string()) [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] 41 | panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:41:20 [INFO] [stdout] | [INFO] [stdout] 41 | panic!(f.to_string()) [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] 41 | panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.07s [INFO] running `Command { std: "docker" "inspect" "3a8dcec549b8707bdf319a9695e0a587dba92b108a92feae3d2b19b3b7870534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a8dcec549b8707bdf319a9695e0a587dba92b108a92feae3d2b19b3b7870534", kill_on_drop: false }` [INFO] [stdout] 3a8dcec549b8707bdf319a9695e0a587dba92b108a92feae3d2b19b3b7870534