[INFO] cloning repository https://github.com/neilramaswamy/edification
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neilramaswamy/edification" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneilramaswamy%2Fedification", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneilramaswamy%2Fedification'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 151002fbd2c45160f418291582ec984b865aa274
[INFO] checking neilramaswamy/edification against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneilramaswamy%2Fedification" "/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/neilramaswamy/edification 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] started tweaking git repo https://github.com/neilramaswamy/edification
[INFO] finished tweaking git repo https://github.com/neilramaswamy/edification
[INFO] tweaked toml for git repo https://github.com/neilramaswamy/edification written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/neilramaswamy/edification 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 svg v0.13.1
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecd83288ceb52020a833f461aca68d277eae4dfeb5584b8f2d515517cfbd5d3c
[INFO] running `Command { std: "docker" "start" "-a" "ecd83288ceb52020a833f461aca68d277eae4dfeb5584b8f2d515517cfbd5d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecd83288ceb52020a833f461aca68d277eae4dfeb5584b8f2d515517cfbd5d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd83288ceb52020a833f461aca68d277eae4dfeb5584b8f2d515517cfbd5d3c", kill_on_drop: false }`
[INFO] [stdout] ecd83288ceb52020a833f461aca68d277eae4dfeb5584b8f2d515517cfbd5d3c
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a958738c6ca213edd794ecd20783fe383bee4624981c41d3a47ee9ed89ddc56e
[INFO] running `Command { std: "docker" "start" "-a" "a958738c6ca213edd794ecd20783fe383bee4624981c41d3a47ee9ed89ddc56e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking edification v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `create_dir` and `self`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{self, create_dir, create_dir_all},
[INFO] [stdout]   |          ^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_dir` and `self`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{self, create_dir, create_dir_all},
[INFO] [stdout]   |          ^^^^  ^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "a958738c6ca213edd794ecd20783fe383bee4624981c41d3a47ee9ed89ddc56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a958738c6ca213edd794ecd20783fe383bee4624981c41d3a47ee9ed89ddc56e", kill_on_drop: false }`
[INFO] [stdout] a958738c6ca213edd794ecd20783fe383bee4624981c41d3a47ee9ed89ddc56e
[INFO] checking neilramaswamy/edification against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneilramaswamy%2Fedification" "/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/neilramaswamy/edification 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] started tweaking git repo https://github.com/neilramaswamy/edification
[INFO] finished tweaking git repo https://github.com/neilramaswamy/edification
[INFO] tweaked toml for git repo https://github.com/neilramaswamy/edification written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/neilramaswamy/edification 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bad3585f40a395436438d615feca924d888cd368ecabc8ecfce69d687c2477d
[INFO] running `Command { std: "docker" "start" "-a" "1bad3585f40a395436438d615feca924d888cd368ecabc8ecfce69d687c2477d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bad3585f40a395436438d615feca924d888cd368ecabc8ecfce69d687c2477d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bad3585f40a395436438d615feca924d888cd368ecabc8ecfce69d687c2477d", kill_on_drop: false }`
[INFO] [stdout] 1bad3585f40a395436438d615feca924d888cd368ecabc8ecfce69d687c2477d
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a9c1d072c11e5e19446962953138843d477cf14177bce731ecb84b183637c9f
[INFO] running `Command { std: "docker" "start" "-a" "9a9c1d072c11e5e19446962953138843d477cf14177bce731ecb84b183637c9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking edification v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `create_dir` and `self`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{self, create_dir, create_dir_all},
[INFO] [stdout]   |          ^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_dir` and `self`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{self, create_dir, create_dir_all},
[INFO] [stdout]   |          ^^^^  ^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `Command { std: "docker" "inspect" "9a9c1d072c11e5e19446962953138843d477cf14177bce731ecb84b183637c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9c1d072c11e5e19446962953138843d477cf14177bce731ecb84b183637c9f", kill_on_drop: false }`
[INFO] [stdout] 9a9c1d072c11e5e19446962953138843d477cf14177bce731ecb84b183637c9f