[INFO] cloning repository https://github.com/SergeyKasmy/free-space [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SergeyKasmy/free-space" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSergeyKasmy%2Ffree-space", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSergeyKasmy%2Ffree-space'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c05a69054809fa9b63cb63e0fc9f66fe485f0027 [INFO] checking SergeyKasmy/free-space against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSergeyKasmy%2Ffree-space" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/SergeyKasmy/free-space [INFO] finished tweaking git repo https://github.com/SergeyKasmy/free-space [INFO] tweaked toml for git repo https://github.com/SergeyKasmy/free-space written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/SergeyKasmy/free-space on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/SergeyKasmy/free-space 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 090a7feabe874e10f40768a474062604fa2684382e58633a5ca8914b769949cf [INFO] running `Command { std: "docker" "start" "-a" "090a7feabe874e10f40768a474062604fa2684382e58633a5ca8914b769949cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "090a7feabe874e10f40768a474062604fa2684382e58633a5ca8914b769949cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "090a7feabe874e10f40768a474062604fa2684382e58633a5ca8914b769949cf", kill_on_drop: false }` [INFO] [stdout] 090a7feabe874e10f40768a474062604fa2684382e58633a5ca8914b769949cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ced3fa246c0464e12178a732c08d2023693372913337a7e1b3b33576ecd17081 [INFO] running `Command { std: "docker" "start" "-a" "ced3fa246c0464e12178a732c08d2023693372913337a7e1b3b33576ecd17081", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Checking tracing-core v0.1.33 [INFO] [stderr] Compiling cc v1.2.10 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Compiling libm v0.2.11 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling argh_shared v0.1.13 [INFO] [stderr] Compiling serde_json v1.0.136 [INFO] [stderr] Checking eyre v0.6.12 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking tracing-subscriber v0.3.19 [INFO] [stderr] Checking rust-fuzzy-search v0.1.1 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Checking humansize v2.1.3 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking tracing-error v0.2.1 [INFO] [stderr] Checking color-spantrace v0.2.1 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Compiling argh_derive v0.1.13 [INFO] [stderr] Checking color-eyre v0.6.3 [INFO] [stderr] Checking argh v0.1.13 [INFO] [stderr] Checking free-space v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:136:53 [INFO] [stdout] | [INFO] [stdout] 136 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 137 | | Ok(Self(s.split(',').map(ToOwned::to_owned).collect())) [INFO] [stdout] 138 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | Ok(Self(s.split(',').map(ToOwned::to_owned).collect())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `free-space` (bin "free-space" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:136:53 [INFO] [stdout] | [INFO] [stdout] 136 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 137 | | Ok(Self(s.split(',').map(ToOwned::to_owned).collect())) [INFO] [stdout] 138 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | Ok(Self(s.split(',').map(ToOwned::to_owned).collect())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `free-space` (bin "free-space") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "ced3fa246c0464e12178a732c08d2023693372913337a7e1b3b33576ecd17081", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ced3fa246c0464e12178a732c08d2023693372913337a7e1b3b33576ecd17081", kill_on_drop: false }` [INFO] [stdout] ced3fa246c0464e12178a732c08d2023693372913337a7e1b3b33576ecd17081