[INFO] cloning repository https://github.com/FranchuFranchu/Interaction-Type-Theory [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FranchuFranchu/Interaction-Type-Theory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2FInteraction-Type-Theory", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2FInteraction-Type-Theory'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 908f5dfecf627ad9d7354e127a0935f6b3b8968c [INFO] checking FranchuFranchu/Interaction-Type-Theory/908f5dfecf627ad9d7354e127a0935f6b3b8968c against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2FInteraction-Type-Theory" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FranchuFranchu/Interaction-Type-Theory on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FranchuFranchu/Interaction-Type-Theory [INFO] finished tweaking git repo https://github.com/FranchuFranchu/Interaction-Type-Theory [INFO] tweaked toml for git repo https://github.com/FranchuFranchu/Interaction-Type-Theory written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/FranchuFranchu/Interaction-Type-Theory 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aff714d294e320903eac24d1772021a69bca4bd3fa7f203aa59b396168b3962c [INFO] running `Command { std: "docker" "start" "-a" "aff714d294e320903eac24d1772021a69bca4bd3fa7f203aa59b396168b3962c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aff714d294e320903eac24d1772021a69bca4bd3fa7f203aa59b396168b3962c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aff714d294e320903eac24d1772021a69bca4bd3fa7f203aa59b396168b3962c", kill_on_drop: false }` [INFO] [stdout] aff714d294e320903eac24d1772021a69bca4bd3fa7f203aa59b396168b3962c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0350d253d9838ae5b88ebdcafe28a761cfa8b0c24c2c8d8c77c6d967f747b933 [INFO] running `Command { std: "docker" "start" "-a" "0350d253d9838ae5b88ebdcafe28a761cfa8b0c24c2c8d8c77c6d967f747b933", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stderr] Checking interaction-calculus v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/syntax.rs:238:28 [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ..., ); [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 238 | panic!("{}", "Variable {:?} bound/used more than twice!", ); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/syntax.rs:755:33 [INFO] [stdout] | [INFO] [stdout] 755 | let mut name = nam.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [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/syntax.rs:238:28 [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ..., ); [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 238 | panic!("{}", "Variable {:?} bound/used more than twice!", ); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/syntax.rs:755:33 [INFO] [stdout] | [INFO] [stdout] 755 | let mut name = nam.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [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/syntax.rs:238:28 [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ..., ); [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 238 | panic!("{}", "Variable {:?} bound/used more than twice!", ); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/syntax.rs:755:33 [INFO] [stdout] | [INFO] [stdout] 755 | let mut name = nam.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/syntax.rs:238:28 [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 238 | panic!("Variable {:?} bound/used more than twice!", ..., ); [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 238 | panic!("{}", "Variable {:?} bound/used more than twice!", ); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/syntax.rs:755:33 [INFO] [stdout] | [INFO] [stdout] 755 | let mut name = nam.clone().to_vec(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [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 6.28s [INFO] running `Command { std: "docker" "inspect" "0350d253d9838ae5b88ebdcafe28a761cfa8b0c24c2c8d8c77c6d967f747b933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0350d253d9838ae5b88ebdcafe28a761cfa8b0c24c2c8d8c77c6d967f747b933", kill_on_drop: false }` [INFO] [stdout] 0350d253d9838ae5b88ebdcafe28a761cfa8b0c24c2c8d8c77c6d967f747b933