[INFO] cloning repository https://github.com/gabriele-tasca/roll [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabriele-tasca/roll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriele-tasca%2Froll", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriele-tasca%2Froll'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0a2a908aa065b196166f4d0efcf178e2d7099027 [INFO] building gabriele-tasca/roll against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriele-tasca%2Froll" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gabriele-tasca/roll on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gabriele-tasca/roll [INFO] finished tweaking git repo https://github.com/gabriele-tasca/roll [INFO] tweaked toml for git repo https://github.com/gabriele-tasca/roll written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gabriele-tasca/roll 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustyline v6.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b75eedeb1686d4c89a49e1f00fa708070699524cc27bac4d508831bfc1197a7e [INFO] running `Command { std: "docker" "start" "-a" "b75eedeb1686d4c89a49e1f00fa708070699524cc27bac4d508831bfc1197a7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b75eedeb1686d4c89a49e1f00fa708070699524cc27bac4d508831bfc1197a7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b75eedeb1686d4c89a49e1f00fa708070699524cc27bac4d508831bfc1197a7e", kill_on_drop: false }` [INFO] [stdout] b75eedeb1686d4c89a49e1f00fa708070699524cc27bac4d508831bfc1197a7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c55b291b9133370e9ee0ac239a8c55199bbd28b0b8748829bd95f02001c30e0 [INFO] running `Command { std: "docker" "start" "-a" "2c55b291b9133370e9ee0ac239a8c55199bbd28b0b8748829bd95f02001c30e0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf8parse v0.1.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling rand_xoshiro v0.4.0 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling term_size v0.3.1 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rustyline v6.0.0 [INFO] [stderr] Compiling roll v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parse_functions.rs:796:11 [INFO] [stdout] | [INFO] [stdout] 796 | fn trasl( mut slot: &mut Box, xtrasl: i32, ytrasl: i32 ) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse_functions.rs:1163:12 [INFO] [stdout] | [INFO] [stdout] 1163 | Number(NumberNode), [INFO] [stdout] | ------ ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ZeroNodeType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 1163 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DiceRollNode2` is never constructed [INFO] [stdout] --> src/parse_functions.rs:1202:8 [INFO] [stdout] | [INFO] [stdout] 1202 | struct DiceRollNode2 { } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.06s [INFO] running `Command { std: "docker" "inspect" "2c55b291b9133370e9ee0ac239a8c55199bbd28b0b8748829bd95f02001c30e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c55b291b9133370e9ee0ac239a8c55199bbd28b0b8748829bd95f02001c30e0", kill_on_drop: false }` [INFO] [stdout] 2c55b291b9133370e9ee0ac239a8c55199bbd28b0b8748829bd95f02001c30e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e74aa13f00513ae0fc6c59d4cc7c6a65e8f05294823e4b02adf74f9bdc84816c [INFO] running `Command { std: "docker" "start" "-a" "e74aa13f00513ae0fc6c59d4cc7c6a65e8f05294823e4b02adf74f9bdc84816c", kill_on_drop: false }` [INFO] [stderr] Compiling roll v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parse_functions.rs:796:11 [INFO] [stdout] | [INFO] [stdout] 796 | fn trasl( mut slot: &mut Box, xtrasl: i32, ytrasl: i32 ) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse_functions.rs:1163:12 [INFO] [stdout] | [INFO] [stdout] 1163 | Number(NumberNode), [INFO] [stdout] | ------ ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ZeroNodeType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 1163 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DiceRollNode2` is never constructed [INFO] [stdout] --> src/parse_functions.rs:1202:8 [INFO] [stdout] | [INFO] [stdout] 1202 | struct DiceRollNode2 { } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "e74aa13f00513ae0fc6c59d4cc7c6a65e8f05294823e4b02adf74f9bdc84816c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e74aa13f00513ae0fc6c59d4cc7c6a65e8f05294823e4b02adf74f9bdc84816c", kill_on_drop: false }` [INFO] [stdout] e74aa13f00513ae0fc6c59d4cc7c6a65e8f05294823e4b02adf74f9bdc84816c