[INFO] fetching crate mamba 0.3.6...
[INFO] checking mamba-0.3.6 against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160
[INFO] extracting crate mamba 0.3.6 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate mamba 0.3.6 on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mamba 0.3.6
[INFO] finished tweaking crates.io crate mamba 0.3.6
[INFO] tweaked toml for crates.io crate mamba 0.3.6 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate mamba 0.3.6 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" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loggerv v0.7.2
[INFO] [stderr]   Downloaded bytecount v0.3.2
[INFO] [stderr]   Downloaded nom_locate v0.3.1
[INFO] [stderr]   Downloaded permutate v0.3.2
[INFO] [stderr]   Downloaded python-parser v0.1.0
[INFO] [stderr]   Downloaded unicode_names2 v0.2.2
[INFO] [stderr]   Downloaded wtf8 v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19efeea69dbc860988fcb6db0a15533ae4501cdd64793eda5558876a3077a07e
[INFO] running `Command { std: "docker" "start" "-a" "19efeea69dbc860988fcb6db0a15533ae4501cdd64793eda5558876a3077a07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19efeea69dbc860988fcb6db0a15533ae4501cdd64793eda5558876a3077a07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19efeea69dbc860988fcb6db0a15533ae4501cdd64793eda5558876a3077a07e", kill_on_drop: false }`
[INFO] [stdout] 19efeea69dbc860988fcb6db0a15533ae4501cdd64793eda5558876a3077a07e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5b41f0148cdfe22296084e5933789b9903c31e27d6322b8e4e99561966a542b
[INFO] running `Command { std: "docker" "start" "-a" "c5b41f0148cdfe22296084e5933789b9903c31e27d6322b8e4e99561966a542b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking predicates-core v1.0.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termtree v0.4.0
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking predicates-tree v1.0.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking wtf8 v0.0.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking unicode_names2 v0.2.2
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking loggerv v0.7.2
[INFO] [stderr]     Checking nom_locate v0.3.1
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking permutate v0.3.2
[INFO] [stderr]     Checking pathdiff v0.1.0
[INFO] [stderr]     Checking python-parser v0.1.0
[INFO] [stderr]     Checking assert_cmd v0.10.2
[INFO] [stderr]     Checking mamba v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.64s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c5b41f0148cdfe22296084e5933789b9903c31e27d6322b8e4e99561966a542b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b41f0148cdfe22296084e5933789b9903c31e27d6322b8e4e99561966a542b", kill_on_drop: false }`
[INFO] [stdout] c5b41f0148cdfe22296084e5933789b9903c31e27d6322b8e4e99561966a542b