[INFO] fetching crate unsigned-varint 0.7.0...
[INFO] checking unsigned-varint-0.7.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate unsigned-varint 0.7.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate unsigned-varint 0.7.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unsigned-varint 0.7.0
[INFO] finished tweaking crates.io crate unsigned-varint 0.7.0
[INFO] tweaked toml for crates.io crate unsigned-varint 0.7.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate unsigned-varint 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v1.0.1
[INFO] [stderr]   Downloaded funty v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ea10339ff94f09caf0fe641b840fb78701c8077ce9b0c9842cca78beee0ea0d
[INFO] running `Command { std: "docker" "start" "-a" "9ea10339ff94f09caf0fe641b840fb78701c8077ce9b0c9842cca78beee0ea0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ea10339ff94f09caf0fe641b840fb78701c8077ce9b0c9842cca78beee0ea0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea10339ff94f09caf0fe641b840fb78701c8077ce9b0c9842cca78beee0ea0d", kill_on_drop: false }`
[INFO] [stdout] 9ea10339ff94f09caf0fe641b840fb78701c8077ce9b0c9842cca78beee0ea0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5510f9bee494e6a506bf98d3bfdcf19759e1befd84f5bbc841244bb77fdd5c1d
[INFO] running `Command { std: "docker" "start" "-a" "5510f9bee494e6a506bf98d3bfdcf19759e1befd84f5bbc841244bb77fdd5c1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking futures-core v0.3.9
[INFO] [stderr]     Checking pin-project-lite v0.2.1
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking unsigned-varint v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking futures-task v0.3.9
[INFO] [stderr]     Checking futures-util v0.3.9
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand v0.8.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking quickcheck v1.0.1
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking futures-executor v0.3.9
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.50s
[INFO] running `Command { std: "docker" "inspect" "5510f9bee494e6a506bf98d3bfdcf19759e1befd84f5bbc841244bb77fdd5c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5510f9bee494e6a506bf98d3bfdcf19759e1befd84f5bbc841244bb77fdd5c1d", kill_on_drop: false }`
[INFO] [stdout] 5510f9bee494e6a506bf98d3bfdcf19759e1befd84f5bbc841244bb77fdd5c1d