[INFO] fetching crate proffer 1.0.0-rc2...
[INFO] checking proffer-1.0.0-rc2 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate proffer 1.0.0-rc2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate proffer 1.0.0-rc2 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proffer 1.0.0-rc2
[INFO] finished tweaking crates.io crate proffer 1.0.0-rc2
[INFO] tweaked toml for crates.io crate proffer 1.0.0-rc2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fae276dbc107804805b38acad32bc6afa85d8a428dd596e88fb2013ee671d4a7
[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" "fae276dbc107804805b38acad32bc6afa85d8a428dd596e88fb2013ee671d4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fae276dbc107804805b38acad32bc6afa85d8a428dd596e88fb2013ee671d4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae276dbc107804805b38acad32bc6afa85d8a428dd596e88fb2013ee671d4a7", kill_on_drop: false }`
[INFO] [stdout] fae276dbc107804805b38acad32bc6afa85d8a428dd596e88fb2013ee671d4a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39f78a5449bb6ca9e9ce50786ff6b1c5cf7e8ba5194192504b4a6e90516e38dc
[INFO] running `Command { std: "docker" "start" "-a" "39f78a5449bb6ca9e9ce50786ff6b1c5cf7e8ba5194192504b4a6e90516e38dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking proffer v1.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "39f78a5449bb6ca9e9ce50786ff6b1c5cf7e8ba5194192504b4a6e90516e38dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f78a5449bb6ca9e9ce50786ff6b1c5cf7e8ba5194192504b4a6e90516e38dc", kill_on_drop: false }`
[INFO] [stdout] 39f78a5449bb6ca9e9ce50786ff6b1c5cf7e8ba5194192504b4a6e90516e38dc