[INFO] cloning repository https://github.com/bitfield/tsr-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bitfield/tsr-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbitfield%2Ftsr-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbitfield%2Ftsr-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87f50aaa06cc14caf37e7878d0fbd1fea3f93a31
[INFO] checking bitfield/tsr-tools against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbitfield%2Ftsr-tools" "/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/bitfield/tsr-tools 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/bitfield/tsr-tools
[INFO] finished tweaking git repo https://github.com/bitfield/tsr-tools
[INFO] tweaked toml for git repo https://github.com/bitfield/tsr-tools written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bitfield/tsr-tools 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] 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] 98436bc37e60ce4a4d694d2eb0b9423420bd0071dacb5b4f1714b2d83acbefed
[INFO] running `Command { std: "docker" "start" "-a" "98436bc37e60ce4a4d694d2eb0b9423420bd0071dacb5b4f1714b2d83acbefed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98436bc37e60ce4a4d694d2eb0b9423420bd0071dacb5b4f1714b2d83acbefed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98436bc37e60ce4a4d694d2eb0b9423420bd0071dacb5b4f1714b2d83acbefed", kill_on_drop: false }`
[INFO] [stdout] 98436bc37e60ce4a4d694d2eb0b9423420bd0071dacb5b4f1714b2d83acbefed
[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] 3a7b59aae91ced1a27a30e04637ad94dc5b2eb27dde29143550e595449b02f1b
[INFO] running `Command { std: "docker" "start" "-a" "3a7b59aae91ced1a27a30e04637ad94dc5b2eb27dde29143550e595449b02f1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking mio v1.0.1
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking counter_5 v0.1.0 (/opt/rustwide/workdir/counter_5)
[INFO] [stderr]     Checking counter_3 v0.1.0 (/opt/rustwide/workdir/counter_3)
[INFO] [stderr]     Checking counter_2 v0.1.0 (/opt/rustwide/workdir/counter_2)
[INFO] [stderr]     Checking hello_3 v0.1.0 (/opt/rustwide/workdir/hello_3)
[INFO] [stderr]     Checking hello_2 v0.1.0 (/opt/rustwide/workdir/hello_2)
[INFO] [stderr]     Checking scratch v0.1.0 (/opt/rustwide/workdir/scratch)
[INFO] [stderr]     Checking counter_4 v0.1.0 (/opt/rustwide/workdir/counter_4)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> hello_3/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     writeln!(w, "Hello, world!");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking counter_1 v0.1.0 (/opt/rustwide/workdir/counter_1)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> hello_3/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     writeln!(w, "Hello, world!");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hello_1 v0.1.0 (/opt/rustwide/workdir/hello_1)
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]     Checking tokio v1.39.2
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper-util v0.1.6
[INFO] [stderr]     Checking hello_4 v0.1.0 (/opt/rustwide/workdir/hello_4)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.10s
[INFO] running `Command { std: "docker" "inspect" "3a7b59aae91ced1a27a30e04637ad94dc5b2eb27dde29143550e595449b02f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7b59aae91ced1a27a30e04637ad94dc5b2eb27dde29143550e595449b02f1b", kill_on_drop: false }`
[INFO] [stdout] 3a7b59aae91ced1a27a30e04637ad94dc5b2eb27dde29143550e595449b02f1b
[INFO] checking bitfield/tsr-tools against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbitfield%2Ftsr-tools" "/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/bitfield/tsr-tools 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/bitfield/tsr-tools
[INFO] finished tweaking git repo https://github.com/bitfield/tsr-tools
[INFO] tweaked toml for git repo https://github.com/bitfield/tsr-tools written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bitfield/tsr-tools 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] d7f955e8657f7503ea6832f36f6390f2ea57ad55f81e7e3666ad2861186bb3d2
[INFO] running `Command { std: "docker" "start" "-a" "d7f955e8657f7503ea6832f36f6390f2ea57ad55f81e7e3666ad2861186bb3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7f955e8657f7503ea6832f36f6390f2ea57ad55f81e7e3666ad2861186bb3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f955e8657f7503ea6832f36f6390f2ea57ad55f81e7e3666ad2861186bb3d2", kill_on_drop: false }`
[INFO] [stdout] d7f955e8657f7503ea6832f36f6390f2ea57ad55f81e7e3666ad2861186bb3d2
[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] a363600c6648c9c9f2cbf568e6af941f4325025a18db778db9c44eeb627e6e6d
[INFO] running `Command { std: "docker" "start" "-a" "a363600c6648c9c9f2cbf568e6af941f4325025a18db778db9c44eeb627e6e6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking counter_3 v0.1.0 (/opt/rustwide/workdir/counter_3)
[INFO] [stderr]     Checking counter_5 v0.1.0 (/opt/rustwide/workdir/counter_5)
[INFO] [stderr]     Checking hello_3 v0.1.0 (/opt/rustwide/workdir/hello_3)
[INFO] [stderr]     Checking hello_2 v0.1.0 (/opt/rustwide/workdir/hello_2)
[INFO] [stderr]     Checking scratch v0.1.0 (/opt/rustwide/workdir/scratch)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> hello_3/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     writeln!(w, "Hello, world!");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking counter_4 v0.1.0 (/opt/rustwide/workdir/counter_4)
[INFO] [stderr]     Checking counter_2 v0.1.0 (/opt/rustwide/workdir/counter_2)
[INFO] [stderr]     Checking hello_1 v0.1.0 (/opt/rustwide/workdir/hello_1)
[INFO] [stderr]     Checking counter_1 v0.1.0 (/opt/rustwide/workdir/counter_1)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> hello_3/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     writeln!(w, "Hello, world!");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]     Checking tokio v1.39.2
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper-util v0.1.6
[INFO] [stderr]     Checking hello_4 v0.1.0 (/opt/rustwide/workdir/hello_4)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.12s
[INFO] running `Command { std: "docker" "inspect" "a363600c6648c9c9f2cbf568e6af941f4325025a18db778db9c44eeb627e6e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a363600c6648c9c9f2cbf568e6af941f4325025a18db778db9c44eeb627e6e6d", kill_on_drop: false }`
[INFO] [stdout] a363600c6648c9c9f2cbf568e6af941f4325025a18db778db9c44eeb627e6e6d