[INFO] cloning repository https://github.com/houghta4/cli-todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/houghta4/cli-todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoughta4%2Fcli-todo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoughta4%2Fcli-todo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 920543eb42e02912138ba5d39448999a5f15fdc3
[INFO] checking houghta4/cli-todo against master#73252d51d13c0e4f872c3c51defcf48174860ef6 for pr-119989-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoughta4%2Fcli-todo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/houghta4/cli-todo on toolchain 73252d51d13c0e4f872c3c51defcf48174860ef6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/houghta4/cli-todo
[INFO] finished tweaking git repo https://github.com/houghta4/cli-todo
[INFO] tweaked toml for git repo https://github.com/houghta4/cli-todo written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/houghta4/cli-todo 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" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v1.0.6
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded serde_derive v1.0.164
[INFO] [stderr]   Downloaded serde_json v1.0.99
[INFO] [stderr]   Downloaded serde v1.0.164
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b712c540e15146a9f48cbf130ed51340909bdff0497e86e353b6a0ea4dae1857
[INFO] running `Command { std: "docker" "start" "-a" "b712c540e15146a9f48cbf130ed51340909bdff0497e86e353b6a0ea4dae1857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b712c540e15146a9f48cbf130ed51340909bdff0497e86e353b6a0ea4dae1857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b712c540e15146a9f48cbf130ed51340909bdff0497e86e353b6a0ea4dae1857", kill_on_drop: false }`
[INFO] [stdout] b712c540e15146a9f48cbf130ed51340909bdff0497e86e353b6a0ea4dae1857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8612a8ffe4d8f282669ce31f9e16969641a05d3a70af5b48e7d94714bec2d48
[INFO] running `Command { std: "docker" "start" "-a" "a8612a8ffe4d8f282669ce31f9e16969641a05d3a70af5b48e7d94714bec2d48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]     Checking cli-todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     let mut c = &mut user.tasks[t_id - 1];
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     let mut c = &mut user.tasks[t_id - 1];
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.71s
[INFO] running `Command { std: "docker" "inspect" "a8612a8ffe4d8f282669ce31f9e16969641a05d3a70af5b48e7d94714bec2d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8612a8ffe4d8f282669ce31f9e16969641a05d3a70af5b48e7d94714bec2d48", kill_on_drop: false }`
[INFO] [stdout] a8612a8ffe4d8f282669ce31f9e16969641a05d3a70af5b48e7d94714bec2d48
[INFO] checking houghta4/cli-todo against try#5d004039df46bb665b8ed6385386e3b1b007a6a8 for pr-119989-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoughta4%2Fcli-todo" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/houghta4/cli-todo on toolchain 5d004039df46bb665b8ed6385386e3b1b007a6a8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5d004039df46bb665b8ed6385386e3b1b007a6a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/houghta4/cli-todo
[INFO] finished tweaking git repo https://github.com/houghta4/cli-todo
[INFO] tweaked toml for git repo https://github.com/houghta4/cli-todo written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/houghta4/cli-todo 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" "+5d004039df46bb665b8ed6385386e3b1b007a6a8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+5d004039df46bb665b8ed6385386e3b1b007a6a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17d37b6aa2e8fa4efeaccf9a82520d587fbad73ae84bf79502c3b9e96dcf762f
[INFO] running `Command { std: "docker" "start" "-a" "17d37b6aa2e8fa4efeaccf9a82520d587fbad73ae84bf79502c3b9e96dcf762f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17d37b6aa2e8fa4efeaccf9a82520d587fbad73ae84bf79502c3b9e96dcf762f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d37b6aa2e8fa4efeaccf9a82520d587fbad73ae84bf79502c3b9e96dcf762f", kill_on_drop: false }`
[INFO] [stdout] 17d37b6aa2e8fa4efeaccf9a82520d587fbad73ae84bf79502c3b9e96dcf762f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+5d004039df46bb665b8ed6385386e3b1b007a6a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 530c070794cc4a6291b77669c4d8dd8e7e770a3cbfb35d6e22e333146bdb259d
[INFO] running `Command { std: "docker" "start" "-a" "530c070794cc4a6291b77669c4d8dd8e7e770a3cbfb35d6e22e333146bdb259d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]     Checking cli-todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     let mut c = &mut user.tasks[t_id - 1];
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     let mut c = &mut user.tasks[t_id - 1];
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "530c070794cc4a6291b77669c4d8dd8e7e770a3cbfb35d6e22e333146bdb259d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530c070794cc4a6291b77669c4d8dd8e7e770a3cbfb35d6e22e333146bdb259d", kill_on_drop: false }`
[INFO] [stdout] 530c070794cc4a6291b77669c4d8dd8e7e770a3cbfb35d6e22e333146bdb259d