[INFO] fetching crate shortkut 0.1.0... [INFO] checking shortkut-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate shortkut 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate shortkut 0.1.0 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 shortkut 0.1.0 [INFO] finished tweaking crates.io crate shortkut 0.1.0 [INFO] tweaked toml for crates.io crate shortkut 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate shortkut 0.1.0 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] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded minimad v0.8.0 [INFO] [stderr] Downloaded thiserror-impl v1.0.25 [INFO] [stderr] Downloaded crossterm_winapi v0.7.0 [INFO] [stderr] Downloaded terminal_size v0.1.16 [INFO] [stderr] Downloaded minreq v2.4.2 [INFO] [stderr] Downloaded crossterm v0.19.0 [INFO] [stderr] Downloaded syn v1.0.65 [INFO] [stderr] Downloaded termimad v0.11.1 [INFO] [stderr] Downloaded libc v0.2.91 [INFO] [stderr] Downloaded crossbeam-queue v0.3.1 [INFO] [stderr] Downloaded crossbeam v0.8.0 [INFO] [stderr] Downloaded thiserror v1.0.25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 15d7f90f9e15914723d85885d3a3e1e349f083414ad5b580f4ff47a3097e254e [INFO] running `Command { std: "docker" "start" "-a" "15d7f90f9e15914723d85885d3a3e1e349f083414ad5b580f4ff47a3097e254e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15d7f90f9e15914723d85885d3a3e1e349f083414ad5b580f4ff47a3097e254e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15d7f90f9e15914723d85885d3a3e1e349f083414ad5b580f4ff47a3097e254e", kill_on_drop: false }` [INFO] [stdout] 15d7f90f9e15914723d85885d3a3e1e349f083414ad5b580f4ff47a3097e254e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bd0acc20d79de5676c826b569cf0e0fc80d60e6a47b5b2d80469f8f1b181cfef [INFO] running `Command { std: "docker" "start" "-a" "bd0acc20d79de5676c826b569cf0e0fc80d60e6a47b5b2d80469f8f1b181cfef", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.65 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling minreq v2.4.2 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking minimad v0.8.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking home v0.5.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking crossbeam-queue v0.3.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking crossbeam v0.8.0 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking termimad v0.11.1 [INFO] [stderr] Checking shortkut v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/helper.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/helper.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type [INFO] [stdout] --> src/commands/search.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 36 | if res.clone() == approx_string.as_str() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type [INFO] [stdout] --> src/commands/search.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 36 | if res.clone() == approx_string.as_str() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.09s [INFO] running `Command { std: "docker" "inspect" "bd0acc20d79de5676c826b569cf0e0fc80d60e6a47b5b2d80469f8f1b181cfef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd0acc20d79de5676c826b569cf0e0fc80d60e6a47b5b2d80469f8f1b181cfef", kill_on_drop: false }` [INFO] [stdout] bd0acc20d79de5676c826b569cf0e0fc80d60e6a47b5b2d80469f8f1b181cfef [INFO] checking shortkut-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate shortkut 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate shortkut 0.1.0 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 shortkut 0.1.0 [INFO] finished tweaking crates.io crate shortkut 0.1.0 [INFO] tweaked toml for crates.io crate shortkut 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate shortkut 0.1.0 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] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d77c5953ece189d75a7cbb2356fb788615bcd5b830697e55530025e102befe64 [INFO] running `Command { std: "docker" "start" "-a" "d77c5953ece189d75a7cbb2356fb788615bcd5b830697e55530025e102befe64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d77c5953ece189d75a7cbb2356fb788615bcd5b830697e55530025e102befe64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d77c5953ece189d75a7cbb2356fb788615bcd5b830697e55530025e102befe64", kill_on_drop: false }` [INFO] [stdout] d77c5953ece189d75a7cbb2356fb788615bcd5b830697e55530025e102befe64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6cc458d80ebc6a98464a8dbe55c002660cb1753cc354e82ace8b42f2056feb13 [INFO] running `Command { std: "docker" "start" "-a" "6cc458d80ebc6a98464a8dbe55c002660cb1753cc354e82ace8b42f2056feb13", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.65 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling minreq v2.4.2 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking minimad v0.8.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking crossbeam-queue v0.3.1 [INFO] [stderr] Checking home v0.5.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking crossbeam v0.8.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking termimad v0.11.1 [INFO] [stderr] Checking shortkut v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/helper.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/helper.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type [INFO] [stdout] --> src/commands/search.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 36 | if res.clone() == approx_string.as_str() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type [INFO] [stdout] --> src/commands/search.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 36 | if res.clone() == approx_string.as_str() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.42s [INFO] running `Command { std: "docker" "inspect" "6cc458d80ebc6a98464a8dbe55c002660cb1753cc354e82ace8b42f2056feb13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cc458d80ebc6a98464a8dbe55c002660cb1753cc354e82ace8b42f2056feb13", kill_on_drop: false }` [INFO] [stdout] 6cc458d80ebc6a98464a8dbe55c002660cb1753cc354e82ace8b42f2056feb13