[INFO] cloning repository https://github.com/Xiulf/lowlang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xiulf/lowlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiulf%2Flowlang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiulf%2Flowlang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0691573d8605f5fb48b3d9bda60f638a84ad73e4 [INFO] checking Xiulf/lowlang against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiulf%2Flowlang" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Xiulf/lowlang on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Xiulf/lowlang [INFO] finished tweaking git repo https://github.com/Xiulf/lowlang [INFO] tweaked toml for git repo https://github.com/Xiulf/lowlang written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Xiulf/lowlang 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cranelift-module v0.68.0 [INFO] [stderr] Downloaded index_vec v0.1.2 [INFO] [stderr] Downloaded cranelift-object v0.68.0 [INFO] [stderr] Downloaded cranelift-entity v0.68.0 [INFO] [stderr] Downloaded cranelift-codegen-shared v0.68.0 [INFO] [stderr] Downloaded target-lexicon v0.11.1 [INFO] [stderr] Downloaded cranelift-frontend v0.68.0 [INFO] [stderr] Downloaded cranelift-bforest v0.68.0 [INFO] [stderr] Downloaded object v0.21.1 [INFO] [stderr] Downloaded cranelift-codegen-meta v0.68.0 [INFO] [stderr] Downloaded cranelift-codegen v0.68.0 [INFO] [stderr] Downloaded cranelift v0.68.0 [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f88dbe3f720ed716580e77db4f6f1fbb32bfb35db83bb95a8980193e7f0f720 [INFO] running `Command { std: "docker" "start" "-a" "8f88dbe3f720ed716580e77db4f6f1fbb32bfb35db83bb95a8980193e7f0f720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f88dbe3f720ed716580e77db4f6f1fbb32bfb35db83bb95a8980193e7f0f720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f88dbe3f720ed716580e77db4f6f1fbb32bfb35db83bb95a8980193e7f0f720", kill_on_drop: false }` [INFO] [stdout] 8f88dbe3f720ed716580e77db4f6f1fbb32bfb35db83bb95a8980193e7f0f720 [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc633ebf6ad6d3f018f75fa1938bf07e30847a66dada34626c32155937deaf6e [INFO] running `Command { std: "docker" "start" "-a" "dc633ebf6ad6d3f018f75fa1938bf07e30847a66dada34626c32155937deaf6e", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.11.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking index_vec v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cranelift-entity v0.68.0 [INFO] [stderr] Compiling cranelift-codegen-shared v0.68.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking smallvec v1.5.1 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking linked_hash_set v0.1.4 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling anyhow v1.0.35 [INFO] [stderr] Compiling cranelift-codegen-meta v0.68.0 [INFO] [stderr] Checking cranelift-bforest v0.68.0 [INFO] [stderr] Checking regalloc v0.0.31 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking ir v0.1.0 (/opt/rustwide/workdir/ir) [INFO] [stderr] Checking object v0.21.1 [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> ir/src/parser.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> ir/src/parser.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `iterator_fold_self` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> ir/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `iterator_fold_self` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> ir/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking runtime v0.1.0 (/opt/rustwide/workdir/runtime) [INFO] [stdout] error: `#[panic_handler]` function required, but not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unwinding panics are not supported without std [INFO] [stdout] | [INFO] [stdout] = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding [INFO] [stdout] = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `runtime` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope [INFO] [stdout] --> ir/src/graph.rs:86:18 [INFO] [stdout] | [INFO] [stdout] 83 | let mut all_blocks = succ [INFO] [stdout] | __________________________________- [INFO] [stdout] 84 | | .into_iter() [INFO] [stdout] 85 | | .map(|s| self.blocks[s].all_successors(self.blocks)) [INFO] [stdout] 86 | | .fold_first(|a, b| a.intersection(&b).copied().collect()) [INFO] [stdout] | | -^^^^^^^^^^ method not found in `Map, {closure@graph.rs:85:22}>` [INFO] [stdout] | |_________________| [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope [INFO] [stdout] --> ir/src/graph.rs:86:18 [INFO] [stdout] | [INFO] [stdout] 83 | let mut all_blocks = succ [INFO] [stdout] | __________________________________- [INFO] [stdout] 84 | | .into_iter() [INFO] [stdout] 85 | | .map(|s| self.blocks[s].all_successors(self.blocks)) [INFO] [stdout] 86 | | .fold_first(|a, b| a.intersection(&b).copied().collect()) [INFO] [stdout] | | -^^^^^^^^^^ method not found in `Map, {closure@graph.rs:85:22}>` [INFO] [stdout] | |_________________| [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ir` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ir` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "dc633ebf6ad6d3f018f75fa1938bf07e30847a66dada34626c32155937deaf6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc633ebf6ad6d3f018f75fa1938bf07e30847a66dada34626c32155937deaf6e", kill_on_drop: false }` [INFO] [stdout] dc633ebf6ad6d3f018f75fa1938bf07e30847a66dada34626c32155937deaf6e [INFO] checking Xiulf/lowlang against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiulf%2Flowlang" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Xiulf/lowlang on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Xiulf/lowlang [INFO] finished tweaking git repo https://github.com/Xiulf/lowlang [INFO] tweaked toml for git repo https://github.com/Xiulf/lowlang written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Xiulf/lowlang 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2054083ad55981ed2dca4d29f95902521c092e1b47b2c468b7a49fdc0afedc35 [INFO] running `Command { std: "docker" "start" "-a" "2054083ad55981ed2dca4d29f95902521c092e1b47b2c468b7a49fdc0afedc35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2054083ad55981ed2dca4d29f95902521c092e1b47b2c468b7a49fdc0afedc35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2054083ad55981ed2dca4d29f95902521c092e1b47b2c468b7a49fdc0afedc35", kill_on_drop: false }` [INFO] [stdout] 2054083ad55981ed2dca4d29f95902521c092e1b47b2c468b7a49fdc0afedc35 [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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37b7064e951bfc58835da508bb073dff2a2830c710e48733adbd94bf5b981d05 [INFO] running `Command { std: "docker" "start" "-a" "37b7064e951bfc58835da508bb073dff2a2830c710e48733adbd94bf5b981d05", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "37b7064e951bfc58835da508bb073dff2a2830c710e48733adbd94bf5b981d05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37b7064e951bfc58835da508bb073dff2a2830c710e48733adbd94bf5b981d05", kill_on_drop: false }` [INFO] [stdout] 37b7064e951bfc58835da508bb073dff2a2830c710e48733adbd94bf5b981d05