[INFO] fetching crate rsmt2 0.16.2...
[INFO] checking rsmt2-0.16.2 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate rsmt2 0.16.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rsmt2 0.16.2 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 crates.io crate rsmt2 0.16.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rsmt2 0.16.2
[INFO] tweaked toml for crates.io crate rsmt2 0.16.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rsmt2 0.16.2 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 clap v3.2.20
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ed8ef4e883f2ce8790304f93a62b49f1aedfae38745f3d38ac94a65ba164f62
[INFO] running `Command { std: "docker" "start" "-a" "3ed8ef4e883f2ce8790304f93a62b49f1aedfae38745f3d38ac94a65ba164f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ed8ef4e883f2ce8790304f93a62b49f1aedfae38745f3d38ac94a65ba164f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ed8ef4e883f2ce8790304f93a62b49f1aedfae38745f3d38ac94a65ba164f62", kill_on_drop: false }`
[INFO] [stdout] 3ed8ef4e883f2ce8790304f93a62b49f1aedfae38745f3d38ac94a65ba164f62
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5579687a13ccc979dfe64547619753d5e423e056ca9446704f53e5f9478360b4
[INFO] running `Command { std: "docker" "start" "-a" "5579687a13ccc979dfe64547619753d5e423e056ca9446704f53e5f9478360b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.2.20
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking rsmt2 v0.16.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.49s
[INFO] running `Command { std: "docker" "inspect" "5579687a13ccc979dfe64547619753d5e423e056ca9446704f53e5f9478360b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5579687a13ccc979dfe64547619753d5e423e056ca9446704f53e5f9478360b4", kill_on_drop: false }`
[INFO] [stdout] 5579687a13ccc979dfe64547619753d5e423e056ca9446704f53e5f9478360b4
[INFO] checking rsmt2-0.16.2 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate rsmt2 0.16.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rsmt2 0.16.2 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 crates.io crate rsmt2 0.16.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rsmt2 0.16.2
[INFO] tweaked toml for crates.io crate rsmt2 0.16.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rsmt2 0.16.2 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c5422a8cff5e20b0f9cf2446726fc168447bf0105d312d5c9cad50c2674c066
[INFO] running `Command { std: "docker" "start" "-a" "0c5422a8cff5e20b0f9cf2446726fc168447bf0105d312d5c9cad50c2674c066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c5422a8cff5e20b0f9cf2446726fc168447bf0105d312d5c9cad50c2674c066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5422a8cff5e20b0f9cf2446726fc168447bf0105d312d5c9cad50c2674c066", kill_on_drop: false }`
[INFO] [stdout] 0c5422a8cff5e20b0f9cf2446726fc168447bf0105d312d5c9cad50c2674c066
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 821ba017152ca59e42fbf614dca1ca2940d83f87b093f73e3e8b78d2af77fe23
[INFO] running `Command { std: "docker" "start" "-a" "821ba017152ca59e42fbf614dca1ca2940d83f87b093f73e3e8b78d2af77fe23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.2.20
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking rsmt2 v0.16.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.64s
[INFO] running `Command { std: "docker" "inspect" "821ba017152ca59e42fbf614dca1ca2940d83f87b093f73e3e8b78d2af77fe23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821ba017152ca59e42fbf614dca1ca2940d83f87b093f73e3e8b78d2af77fe23", kill_on_drop: false }`
[INFO] [stdout] 821ba017152ca59e42fbf614dca1ca2940d83f87b093f73e3e8b78d2af77fe23