[INFO] fetching crate tows 1.0.2... [INFO] checking tows-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tows 1.0.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate tows 1.0.2 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 crates.io crate tows 1.0.2 [INFO] finished tweaking crates.io crate tows 1.0.2 [INFO] tweaked toml for crates.io crate tows 1.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate tows 1.0.2 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] Downloading crates ... [INFO] [stderr] Downloaded ryu v1.0.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 89f221632eaa41852b97d68b5a733ef166ffc8e1ed9ede852f27674cf05e03b4 [INFO] running `Command { std: "docker" "start" "-a" "89f221632eaa41852b97d68b5a733ef166ffc8e1ed9ede852f27674cf05e03b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89f221632eaa41852b97d68b5a733ef166ffc8e1ed9ede852f27674cf05e03b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89f221632eaa41852b97d68b5a733ef166ffc8e1ed9ede852f27674cf05e03b4", kill_on_drop: false }` [INFO] [stdout] 89f221632eaa41852b97d68b5a733ef166ffc8e1ed9ede852f27674cf05e03b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e6bdd19a5291130145223db30146e7b5e0b05d270209952b04cde1288a9977d0 [INFO] running `Command { std: "docker" "start" "-a" "e6bdd19a5291130145223db30146e7b5e0b05d270209952b04cde1288a9977d0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking tows v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/node_module/mod.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/node_module/mod.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | panic!(format!("The cwd value is imcorrect path: {}", cwd)); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 13 - panic!(format!("The cwd value is imcorrect path: {}", cwd)); [INFO] [stdout] 13 + panic!("The cwd value is imcorrect path: {}", cwd); [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:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | panic!(format!("The cwd value is imcorrect path: {}", cwd)); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 13 - panic!(format!("The cwd value is imcorrect path: {}", cwd)); [INFO] [stdout] 13 + panic!("The cwd value is imcorrect path: {}", cwd); [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 12.53s [INFO] running `Command { std: "docker" "inspect" "e6bdd19a5291130145223db30146e7b5e0b05d270209952b04cde1288a9977d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6bdd19a5291130145223db30146e7b5e0b05d270209952b04cde1288a9977d0", kill_on_drop: false }` [INFO] [stdout] e6bdd19a5291130145223db30146e7b5e0b05d270209952b04cde1288a9977d0 [INFO] checking tows-1.0.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate tows 1.0.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate tows 1.0.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tows 1.0.2 [INFO] finished tweaking crates.io crate tows 1.0.2 [INFO] tweaked toml for crates.io crate tows 1.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate tows 1.0.2 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 208b326613c06fc3ebfbb7b24ea63b076a253933af8d8f22f5d6199a918530bd [INFO] running `Command { std: "docker" "start" "-a" "208b326613c06fc3ebfbb7b24ea63b076a253933af8d8f22f5d6199a918530bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "208b326613c06fc3ebfbb7b24ea63b076a253933af8d8f22f5d6199a918530bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "208b326613c06fc3ebfbb7b24ea63b076a253933af8d8f22f5d6199a918530bd", kill_on_drop: false }` [INFO] [stdout] 208b326613c06fc3ebfbb7b24ea63b076a253933af8d8f22f5d6199a918530bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a5dd4b7b89b63b23eb969dfc17079ff00f1c52fa9207a9661a9c3b62ff94f0d [INFO] running `Command { std: "docker" "start" "-a" "1a5dd4b7b89b63b23eb969dfc17079ff00f1c52fa9207a9661a9c3b62ff94f0d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking tows v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/node_module/mod.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/node_module/mod.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | panic!(format!("The cwd value is imcorrect path: {}", cwd)); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 13 - panic!(format!("The cwd value is imcorrect path: {}", cwd)); [INFO] [stdout] 13 + panic!("The cwd value is imcorrect path: {}", cwd); [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:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | panic!(format!("The cwd value is imcorrect path: {}", cwd)); [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 13 - panic!(format!("The cwd value is imcorrect path: {}", cwd)); [INFO] [stdout] 13 + panic!("The cwd value is imcorrect path: {}", cwd); [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 13.33s [INFO] running `Command { std: "docker" "inspect" "1a5dd4b7b89b63b23eb969dfc17079ff00f1c52fa9207a9661a9c3b62ff94f0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a5dd4b7b89b63b23eb969dfc17079ff00f1c52fa9207a9661a9c3b62ff94f0d", kill_on_drop: false }` [INFO] [stdout] 1a5dd4b7b89b63b23eb969dfc17079ff00f1c52fa9207a9661a9c3b62ff94f0d