[INFO] fetching crate stellar-toml 0.2.0...
[INFO] checking stellar-toml-0.2.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate stellar-toml 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate stellar-toml 0.2.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stellar-toml 0.2.0
[INFO] finished tweaking crates.io crate stellar-toml 0.2.0
[INFO] tweaked toml for crates.io crate stellar-toml 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling v0.10.2
[INFO] [stderr]   Downloaded darling_core v0.10.2
[INFO] [stderr]   Downloaded xdr-rs-serialize v0.2.3
[INFO] [stderr]   Downloaded sodiumoxide v0.2.6
[INFO] [stderr]   Downloaded libsodium-sys v0.2.6
[INFO] [stderr]   Downloaded stellar-base v0.4.1
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded ident_case v1.0.1
[INFO] [stderr]   Downloaded darling_macro v0.10.2
[INFO] [stderr]   Downloaded xdr-rs-serialize-derive v0.2.3
[INFO] [stderr]   Downloaded rust_decimal v1.7.0
[INFO] [stderr]   Downloaded serde_with v1.5.0-alpha.2
[INFO] [stderr]   Downloaded serde_with_macros v1.2.0-alpha.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95e88fdbdd9d2e37bd2fba3e718c2306aed19720edb66a5e8b9247601ad901a0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "95e88fdbdd9d2e37bd2fba3e718c2306aed19720edb66a5e8b9247601ad901a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95e88fdbdd9d2e37bd2fba3e718c2306aed19720edb66a5e8b9247601ad901a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e88fdbdd9d2e37bd2fba3e718c2306aed19720edb66a5e8b9247601ad901a0", kill_on_drop: false }`
[INFO] [stdout] 95e88fdbdd9d2e37bd2fba3e718c2306aed19720edb66a5e8b9247601ad901a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2fe884320b9a63125f548bcc3307a2f2bf24e3ee322d89cf76e8b2bac92e6e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2fe884320b9a63125f548bcc3307a2f2bf24e3ee322d89cf76e8b2bac92e6e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking xdr-rs-serialize v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling xdr-rs-serialize-derive v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.2.0-alpha.3
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking rust_decimal v1.7.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_with v1.5.0-alpha.2
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stderr]     Checking stellar-base v0.4.1
[INFO] [stderr]     Checking stellar-toml v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 56s
[INFO] running `Command { std: "docker" "inspect" "b2fe884320b9a63125f548bcc3307a2f2bf24e3ee322d89cf76e8b2bac92e6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fe884320b9a63125f548bcc3307a2f2bf24e3ee322d89cf76e8b2bac92e6e3", kill_on_drop: false }`
[INFO] [stdout] b2fe884320b9a63125f548bcc3307a2f2bf24e3ee322d89cf76e8b2bac92e6e3