[INFO] cloning repository https://github.com/Boshen/compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Boshen/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoshen%2Fcompiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoshen%2Fcompiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a24c6b9e62fd69ae76bdb83ec2760e7c7332cb66
[INFO] checking Boshen/compiler against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoshen%2Fcompiler" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Boshen/compiler on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Boshen/compiler
[INFO] finished tweaking git repo https://github.com/Boshen/compiler
[INFO] tweaked toml for git repo https://github.com/Boshen/compiler written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Boshen/compiler 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ureq v2.4.0
[INFO] [stderr]   Downloaded pico-args v0.3.4
[INFO] [stderr]   Downloaded unicode-id v0.3.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.23
[INFO] [stderr]   Downloaded rustls v0.20.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b3b93f235073d1fbbf78dc2c7c2d2f32a73e7f739162901f4f0841f504a1938
[INFO] running `Command { std: "docker" "start" "-a" "5b3b93f235073d1fbbf78dc2c7c2d2f32a73e7f739162901f4f0841f504a1938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b3b93f235073d1fbbf78dc2c7c2d2f32a73e7f739162901f4f0841f504a1938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3b93f235073d1fbbf78dc2c7c2d2f32a73e7f739162901f4f0841f504a1938", kill_on_drop: false }`
[INFO] [stdout] 5b3b93f235073d1fbbf78dc2c7c2d2f32a73e7f739162901f4f0841f504a1938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f2b2d524d9ede143385b744e31ddfd8e75736583f950545af7563da3bb5edb2
[INFO] running `Command { std: "docker" "start" "-a" "3f2b2d524d9ede143385b744e31ddfd8e75736583f950545af7563da3bb5edb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking unicode-id v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling semver v1.0.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking lexer v0.0.0 (/opt/rustwide/workdir/crates/lexer)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking cli v0.0.0 (/opt/rustwide/workdir/crates/cli)
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls v0.20.2
[INFO] [stderr]     Checking webpki-roots v0.22.2
[INFO] [stderr]     Checking ureq v2.4.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking coverage v0.0.0 (/opt/rustwide/workdir/tasks/coverage)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking benchmark v0.0.0 (/opt/rustwide/workdir/tasks/benchmark)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3f2b2d524d9ede143385b744e31ddfd8e75736583f950545af7563da3bb5edb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2b2d524d9ede143385b744e31ddfd8e75736583f950545af7563da3bb5edb2", kill_on_drop: false }`
[INFO] [stdout] 3f2b2d524d9ede143385b744e31ddfd8e75736583f950545af7563da3bb5edb2
[INFO] checking Boshen/compiler against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoshen%2Fcompiler" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Boshen/compiler on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Boshen/compiler
[INFO] finished tweaking git repo https://github.com/Boshen/compiler
[INFO] tweaked toml for git repo https://github.com/Boshen/compiler written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Boshen/compiler 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ab8435187de36e1df47abf0251a8066ffaee5dd325fb34faa8e1011e8a4b03b
[INFO] running `Command { std: "docker" "start" "-a" "4ab8435187de36e1df47abf0251a8066ffaee5dd325fb34faa8e1011e8a4b03b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ab8435187de36e1df47abf0251a8066ffaee5dd325fb34faa8e1011e8a4b03b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab8435187de36e1df47abf0251a8066ffaee5dd325fb34faa8e1011e8a4b03b", kill_on_drop: false }`
[INFO] [stdout] 4ab8435187de36e1df47abf0251a8066ffaee5dd325fb34faa8e1011e8a4b03b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e47b7dae7cac2197164f3c0cb831cfa2d0c4bcd339cd1b2605bdda55ef8f878f
[INFO] running `Command { std: "docker" "start" "-a" "e47b7dae7cac2197164f3c0cb831cfa2d0c4bcd339cd1b2605bdda55ef8f878f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking unicode-id v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling semver v1.0.5
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking lexer v0.0.0 (/opt/rustwide/workdir/crates/lexer)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking cli v0.0.0 (/opt/rustwide/workdir/crates/cli)
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls v0.20.2
[INFO] [stderr]     Checking webpki-roots v0.22.2
[INFO] [stderr]     Checking ureq v2.4.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking coverage v0.0.0 (/opt/rustwide/workdir/tasks/coverage)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking benchmark v0.0.0 (/opt/rustwide/workdir/tasks/benchmark)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.61s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "e47b7dae7cac2197164f3c0cb831cfa2d0c4bcd339cd1b2605bdda55ef8f878f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e47b7dae7cac2197164f3c0cb831cfa2d0c4bcd339cd1b2605bdda55ef8f878f", kill_on_drop: false }`
[INFO] [stdout] e47b7dae7cac2197164f3c0cb831cfa2d0c4bcd339cd1b2605bdda55ef8f878f